./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label21_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label21_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/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 9204823cbe2b352839849e2ea06b227f99a40c67 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:33:25,816 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:25,817 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:25,826 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:25,826 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:25,827 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:25,828 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:25,829 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:25,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:25,830 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:25,831 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:25,831 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:25,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:25,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:25,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:25,833 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:25,833 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:25,834 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:25,836 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:25,836 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:25,837 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:25,838 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:25,840 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:25,840 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:25,840 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:25,841 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:25,842 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:25,842 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:25,843 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:25,844 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:25,844 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:25,844 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:25,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:25,845 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:25,845 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:25,846 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:25,846 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:25,853 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:25,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:25,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:25,854 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:25,855 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:25,855 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:25,855 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:25,855 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:25,855 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:25,855 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:25,855 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:25,856 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:25,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:25,857 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:25,857 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:25,857 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:25,857 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:25,857 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:25,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:25,858 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:25,858 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:25,858 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:25,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:25,858 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_4b452401-6849-445a-bb0a-d560d4ab7b84/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 -> 9204823cbe2b352839849e2ea06b227f99a40c67 [2018-11-28 10:33:25,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:25,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:25,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:25,896 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:25,896 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:25,897 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label21_true-unreach-call_false-termination.c [2018-11-28 10:33:25,939 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/data/6ecc9102a/65e40600605645caaac77c3106bb7424/FLAG76af5870c [2018-11-28 10:33:26,408 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:26,408 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/sv-benchmarks/c/eca-rers2012/Problem14_label21_true-unreach-call_false-termination.c [2018-11-28 10:33:26,420 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/data/6ecc9102a/65e40600605645caaac77c3106bb7424/FLAG76af5870c [2018-11-28 10:33:26,434 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/data/6ecc9102a/65e40600605645caaac77c3106bb7424 [2018-11-28 10:33:26,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:26,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:26,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:26,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:26,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:26,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4c1343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26, skipping insertion in model container [2018-11-28 10:33:26,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:26,480 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:26,750 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:26,754 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:26,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:26,903 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:26,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26 WrapperNode [2018-11-28 10:33:26,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:26,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:26,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:26,905 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:26,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:26,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:26,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:26,934 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:26,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... [2018-11-28 10:33:26,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:26,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:26,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:26,996 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:26,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 10:33:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 10:33:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:28,146 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:28,147 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 10:33:28,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:28 BoogieIcfgContainer [2018-11-28 10:33:28,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:28,148 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:28,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:28,152 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:28,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:26" (1/3) ... [2018-11-28 10:33:28,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706f1f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:28, skipping insertion in model container [2018-11-28 10:33:28,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:26" (2/3) ... [2018-11-28 10:33:28,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706f1f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:28, skipping insertion in model container [2018-11-28 10:33:28,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:28" (3/3) ... [2018-11-28 10:33:28,154 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label21_true-unreach-call_false-termination.c [2018-11-28 10:33:28,163 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:28,171 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:28,186 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:28,215 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:28,216 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:28,216 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:28,216 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:28,216 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:28,216 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:28,216 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:28,217 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:28,217 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:28,237 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2018-11-28 10:33:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-28 10:33:28,244 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:28,245 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] [2018-11-28 10:33:28,247 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:28,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:28,252 INFO L82 PathProgramCache]: Analyzing trace with hash -736368013, now seen corresponding path program 1 times [2018-11-28 10:33:28,253 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:28,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:28,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:28,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:28,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:28,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:28,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:28,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:28,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:28,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:28,509 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2018-11-28 10:33:29,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:29,274 INFO L93 Difference]: Finished difference Result 688 states and 1223 transitions. [2018-11-28 10:33:29,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:29,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-28 10:33:29,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:29,285 INFO L225 Difference]: With dead ends: 688 [2018-11-28 10:33:29,285 INFO L226 Difference]: Without dead ends: 372 [2018-11-28 10:33:29,289 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:29,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-11-28 10:33:29,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2018-11-28 10:33:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-11-28 10:33:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 596 transitions. [2018-11-28 10:33:29,330 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 596 transitions. Word has length 40 [2018-11-28 10:33:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:29,330 INFO L480 AbstractCegarLoop]: Abstraction has 372 states and 596 transitions. [2018-11-28 10:33:29,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 596 transitions. [2018-11-28 10:33:29,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-28 10:33:29,334 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:29,334 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:29,334 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:29,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:29,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1744454378, now seen corresponding path program 1 times [2018-11-28 10:33:29,335 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:29,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:29,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:29,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:29,465 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:29,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:33:29,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:33:29,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:33:29,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:33:29,469 INFO L87 Difference]: Start difference. First operand 372 states and 596 transitions. Second operand 5 states. [2018-11-28 10:33:30,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:30,192 INFO L93 Difference]: Finished difference Result 940 states and 1514 transitions. [2018-11-28 10:33:30,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:33:30,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2018-11-28 10:33:30,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:30,195 INFO L225 Difference]: With dead ends: 940 [2018-11-28 10:33:30,195 INFO L226 Difference]: Without dead ends: 574 [2018-11-28 10:33:30,196 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:33:30,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-11-28 10:33:30,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 564. [2018-11-28 10:33:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2018-11-28 10:33:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 831 transitions. [2018-11-28 10:33:30,221 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 831 transitions. Word has length 116 [2018-11-28 10:33:30,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:30,222 INFO L480 AbstractCegarLoop]: Abstraction has 564 states and 831 transitions. [2018-11-28 10:33:30,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:33:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 831 transitions. [2018-11-28 10:33:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-28 10:33:30,235 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:30,235 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:30,235 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:30,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:30,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1787764330, now seen corresponding path program 1 times [2018-11-28 10:33:30,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:30,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:30,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:30,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:30,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:30,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:30,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:30,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:30,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:30,396 INFO L87 Difference]: Start difference. First operand 564 states and 831 transitions. Second operand 6 states. [2018-11-28 10:33:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:31,116 INFO L93 Difference]: Finished difference Result 1526 states and 2378 transitions. [2018-11-28 10:33:31,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:31,117 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 180 [2018-11-28 10:33:31,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:31,123 INFO L225 Difference]: With dead ends: 1526 [2018-11-28 10:33:31,123 INFO L226 Difference]: Without dead ends: 968 [2018-11-28 10:33:31,125 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:31,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2018-11-28 10:33:31,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 942. [2018-11-28 10:33:31,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2018-11-28 10:33:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1352 transitions. [2018-11-28 10:33:31,159 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1352 transitions. Word has length 180 [2018-11-28 10:33:31,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:31,160 INFO L480 AbstractCegarLoop]: Abstraction has 942 states and 1352 transitions. [2018-11-28 10:33:31,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1352 transitions. [2018-11-28 10:33:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-28 10:33:31,163 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:31,163 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, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:31,163 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:31,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:31,163 INFO L82 PathProgramCache]: Analyzing trace with hash 122382904, now seen corresponding path program 1 times [2018-11-28 10:33:31,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:31,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:31,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:31,309 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 140 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:31,309 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:31,309 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:31,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:31,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 140 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:31,518 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:33:31,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 10:33:31,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 10:33:31,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 10:33:31,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:31,520 INFO L87 Difference]: Start difference. First operand 942 states and 1352 transitions. Second operand 9 states. [2018-11-28 10:33:34,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:34,780 INFO L93 Difference]: Finished difference Result 3896 states and 6183 transitions. [2018-11-28 10:33:34,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-28 10:33:34,781 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 199 [2018-11-28 10:33:34,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:34,811 INFO L225 Difference]: With dead ends: 3896 [2018-11-28 10:33:34,812 INFO L226 Difference]: Without dead ends: 2570 [2018-11-28 10:33:34,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=328, Invalid=1232, Unknown=0, NotChecked=0, Total=1560 [2018-11-28 10:33:34,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2018-11-28 10:33:34,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2318. [2018-11-28 10:33:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2018-11-28 10:33:34,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 3246 transitions. [2018-11-28 10:33:34,870 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 3246 transitions. Word has length 199 [2018-11-28 10:33:34,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:34,870 INFO L480 AbstractCegarLoop]: Abstraction has 2318 states and 3246 transitions. [2018-11-28 10:33:34,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 10:33:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 3246 transitions. [2018-11-28 10:33:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-28 10:33:34,874 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:34,874 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, 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, 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] [2018-11-28 10:33:34,874 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:34,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:34,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1756132267, now seen corresponding path program 1 times [2018-11-28 10:33:34,875 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:34,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:34,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:34,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:34,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 158 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:35,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:35,489 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:35,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:35,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-28 10:33:35,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:35,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-11-28 10:33:35,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 10:33:35,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 10:33:35,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-28 10:33:35,643 INFO L87 Difference]: Start difference. First operand 2318 states and 3246 transitions. Second operand 11 states. [2018-11-28 10:33:37,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:37,483 INFO L93 Difference]: Finished difference Result 6196 states and 9281 transitions. [2018-11-28 10:33:37,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-28 10:33:37,483 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 246 [2018-11-28 10:33:37,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:37,496 INFO L225 Difference]: With dead ends: 6196 [2018-11-28 10:33:37,496 INFO L226 Difference]: Without dead ends: 3700 [2018-11-28 10:33:37,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 257 SyntacticMatches, 8 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2018-11-28 10:33:37,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2018-11-28 10:33:37,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3282. [2018-11-28 10:33:37,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3282 states. [2018-11-28 10:33:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 4491 transitions. [2018-11-28 10:33:37,601 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 4491 transitions. Word has length 246 [2018-11-28 10:33:37,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:37,602 INFO L480 AbstractCegarLoop]: Abstraction has 3282 states and 4491 transitions. [2018-11-28 10:33:37,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 10:33:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 4491 transitions. [2018-11-28 10:33:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-28 10:33:37,605 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:37,606 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, 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, 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] [2018-11-28 10:33:37,606 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:37,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:37,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1424742042, now seen corresponding path program 1 times [2018-11-28 10:33:37,606 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:37,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:37,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:37,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:37,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:37,717 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:37,717 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:37,717 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:37,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:37,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:37,765 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-28 10:33:37,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:37,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-28 10:33:37,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:33:37,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:33:37,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:33:37,812 INFO L87 Difference]: Start difference. First operand 3282 states and 4491 transitions. Second operand 8 states. [2018-11-28 10:33:39,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:39,416 INFO L93 Difference]: Finished difference Result 9125 states and 13967 transitions. [2018-11-28 10:33:39,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 10:33:39,417 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 257 [2018-11-28 10:33:39,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:39,418 INFO L225 Difference]: With dead ends: 9125 [2018-11-28 10:33:39,418 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 10:33:39,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2018-11-28 10:33:39,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 10:33:39,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 10:33:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 10:33:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 10:33:39,439 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 257 [2018-11-28 10:33:39,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:39,439 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 10:33:39,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:33:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 10:33:39,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 10:33:39,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 10:33:39,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,847 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 126 [2018-11-28 10:33:39,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:39,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:40,071 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 126 [2018-11-28 10:33:40,468 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 45 [2018-11-28 10:33:40,744 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-11-28 10:33:40,960 WARN L180 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 43 [2018-11-28 10:33:40,962 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:40,962 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)) [2018-11-28 10:33:40,962 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:40,962 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-28 10:33:40,962 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-28 10:33:40,962 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-28 10:33:40,963 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-28 10:33:40,964 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,965 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-28 10:33:40,966 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-28 10:33:40,967 INFO L448 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-28 10:33:40,968 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse5 (= ~a12~0 |old(~a12~0)|)) (.cse6 (= |old(~a15~0)| ~a15~0))) (let ((.cse3 (not (= 6 |old(~a15~0)|))) (.cse0 (= 8 |old(~a21~0)|)) (.cse1 (and .cse5 (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) .cse6)) (.cse4 (<= |old(~a12~0)| 11)) (.cse2 (not (= 1 |old(~a24~0)|)))) (and (or (< 0 (+ |old(~a12~0)| 49)) .cse0 .cse1 (= 9 |old(~a15~0)|)) (or .cse1 (< |old(~a15~0)| 7) .cse2) (or .cse2 .cse0 .cse1) (or .cse1 .cse3 .cse4) (or .cse3 (and .cse5 (not (= ~a21~0 8)) (<= |old(~a21~0)| ~a21~0) .cse6) .cse0) (or .cse1 .cse4 .cse2)))) [2018-11-28 10:33:40,968 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,969 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-28 10:33:40,970 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-28 10:33:40,971 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-28 10:33:40,972 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-28 10:33:40,973 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,974 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-28 10:33:40,975 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,976 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-28 10:33:40,977 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:40,978 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a15~0 9)) (<= 7 ~a15~0) (not (= ~a21~0 8)) (= 1 ~a24~0) (<= (+ ~a12~0 49) 0)) [2018-11-28 10:33:40,979 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:33:40,979 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:40,979 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= |old(~a15~0)| ~a15~0)) (< 0 (+ |old(~a12~0)| 49)) (< |old(~a15~0)| 7) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (= 9 |old(~a15~0)|)) [2018-11-28 10:33:40,979 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-28 10:33:40,979 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse1 (= 6 ~a15~0)) (.cse2 (not (= ~a21~0 8))) (.cse3 (= ~a24~0 |old(~a24~0)|)) (.cse0 (< 11 ~a12~0))) (or (and .cse0 .cse1) (and (not (= ~a15~0 9)) .cse2 (<= (+ ~a12~0 49) 0)) (< 0 (+ |old(~a12~0)| 49)) (and (<= 7 ~a15~0) (= 1 ~a24~0)) (= 9 |old(~a15~0)|) (and .cse1 .cse2) (< |old(~a15~0)| 7) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (and .cse2 .cse3) (and .cse3 .cse0))) [2018-11-28 10:33:40,979 INFO L448 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-28 10:33:40,979 INFO L448 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-28 10:33:40,979 INFO L444 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse1 (= 6 ~a15~0)) (.cse2 (not (= ~a21~0 8))) (.cse3 (= ~a24~0 |old(~a24~0)|)) (.cse0 (< 11 ~a12~0))) (or (and .cse0 .cse1) (and (not (= ~a15~0 9)) .cse2 (<= (+ ~a12~0 49) 0)) (< 0 (+ |old(~a12~0)| 49)) (and (<= 7 ~a15~0) (= 1 ~a24~0)) (= 9 |old(~a15~0)|) (and .cse1 .cse2) (< |old(~a15~0)| 7) (not (= 1 |old(~a24~0)|)) (= 8 |old(~a21~0)|) (and .cse2 .cse3) (and .cse3 .cse0))) [2018-11-28 10:33:40,979 INFO L448 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2018-11-28 10:33:40,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:40 BoogieIcfgContainer [2018-11-28 10:33:40,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:40,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:40,993 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:40,993 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:40,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:28" (3/4) ... [2018-11-28 10:33:40,996 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 10:33:41,010 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 10:33:41,010 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 10:33:41,011 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 10:33:41,021 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 10:33:41,022 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 10:33:41,043 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((11 < a12 && 6 == a15) || ((!(a15 == 9) && !(a21 == 8)) && a12 + 49 <= 0)) || 0 < \old(a12) + 49) || (7 <= a15 && 1 == a24)) || 9 == \old(a15)) || (6 == a15 && !(a21 == 8))) || \old(a15) < 7) || !(1 == \old(a24))) || 8 == \old(a21)) || (!(a21 == 8) && a24 == \old(a24))) || (a24 == \old(a24) && 11 < a12) [2018-11-28 10:33:41,130 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4b452401-6849-445a-bb0a-d560d4ab7b84/bin-2019/uautomizer/witness.graphml [2018-11-28 10:33:41,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:41,131 INFO L168 Benchmark]: Toolchain (without parser) took 14695.27 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 413.7 MB). Free memory was 951.7 MB in the beginning and 1.2 GB in the end (delta: -244.1 MB). Peak memory consumption was 169.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,132 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:41,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.13 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,133 INFO L168 Benchmark]: Boogie Preprocessor took 61.78 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,133 INFO L168 Benchmark]: RCFGBuilder took 1151.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 970.0 MB in the end (delta: 120.1 MB). Peak memory consumption was 120.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,133 INFO L168 Benchmark]: TraceAbstraction took 12844.14 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 299.4 MB). Free memory was 970.0 MB in the beginning and 1.2 GB in the end (delta: -248.8 MB). Peak memory consumption was 456.7 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,136 INFO L168 Benchmark]: Witness Printer took 138.18 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:41,137 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 467.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.13 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.78 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1151.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 970.0 MB in the end (delta: 120.1 MB). Peak memory consumption was 120.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12844.14 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 299.4 MB). Free memory was 970.0 MB in the beginning and 1.2 GB in the end (delta: -248.8 MB). Peak memory consumption was 456.7 MB. Max. memory is 11.5 GB. * Witness Printer took 138.18 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: 880]: Loop Invariant Derived loop invariant: ((((((((((11 < a12 && 6 == a15) || ((!(a15 == 9) && !(a21 == 8)) && a12 + 49 <= 0)) || 0 < \old(a12) + 49) || (7 <= a15 && 1 == a24)) || 9 == \old(a15)) || (6 == a15 && !(a21 == 8))) || \old(a15) < 7) || !(1 == \old(a24))) || 8 == \old(a21)) || (!(a21 == 8) && a24 == \old(a24))) || (a24 == \old(a24) && 11 < a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. SAFE Result, 12.7s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 9.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 231 SDtfs, 5093 SDslu, 551 SDs, 0 SdLazy, 11734 SolverSat, 2404 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 851 GetRequests, 748 SyntacticMatches, 11 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3282occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 706 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 225 PreInvPairs, 515 NumberOfFragments, 348 HoareAnnotationTreeSize, 225 FomulaSimplifications, 21070 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 6721 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1740 NumberOfCodeBlocks, 1740 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1731 ConstructedInterpolants, 0 QuantifiedInterpolants, 1283520 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1248 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 974/1012 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...