./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/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 5360c3d4aebe9582cd01259f723ea710f280bf1f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:20:38,818 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:20:38,819 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:20:38,827 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:20:38,827 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:20:38,827 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:20:38,828 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:20:38,829 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:20:38,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:20:38,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:20:38,831 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:20:38,831 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:20:38,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:20:38,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:20:38,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:20:38,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:20:38,834 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:20:38,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:20:38,837 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:20:38,838 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:20:38,839 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:20:38,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:20:38,841 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:20:38,841 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:20:38,841 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:20:38,842 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:20:38,843 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:20:38,843 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:20:38,844 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:20:38,844 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:20:38,845 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:20:38,845 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:20:38,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:20:38,845 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:20:38,846 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:20:38,846 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:20:38,846 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 21:20:38,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:20:38,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:20:38,856 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:20:38,857 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:20:38,857 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 21:20:38,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 21:20:38,857 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 21:20:38,857 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:20:38,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:20:38,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:20:38,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:20:38,860 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:20:38,860 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:20:38,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:20:38,860 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 21:20:38,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:20:38,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:20:38,860 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_f36bc877-57b0-4112-b449-c9ec12384260/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 -> 5360c3d4aebe9582cd01259f723ea710f280bf1f [2018-11-22 21:20:38,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:20:38,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:20:38,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:20:38,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:20:38,894 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:20:38,894 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c [2018-11-22 21:20:38,929 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/data/41dfc6d8d/bceaea9d960745a3b8a3f77dee1881c8/FLAGe01dcd893 [2018-11-22 21:20:39,357 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:20:39,357 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/sv-benchmarks/c/eca-rers2012/Problem02_label20_true-unreach-call_false-termination.c [2018-11-22 21:20:39,366 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/data/41dfc6d8d/bceaea9d960745a3b8a3f77dee1881c8/FLAGe01dcd893 [2018-11-22 21:20:39,378 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/data/41dfc6d8d/bceaea9d960745a3b8a3f77dee1881c8 [2018-11-22 21:20:39,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:20:39,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:20:39,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:20:39,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:20:39,386 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:20:39,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15366446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39, skipping insertion in model container [2018-11-22 21:20:39,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:20:39,432 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:20:39,668 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:20:39,671 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:20:39,739 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:20:39,752 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:20:39,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39 WrapperNode [2018-11-22 21:20:39,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:20:39,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:20:39,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:20:39,754 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:20:39,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:20:39,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:20:39,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:20:39,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:20:39,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... [2018-11-22 21:20:39,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:20:39,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:20:39,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:20:39,885 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:20:39,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/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 [2018-11-22 21:20:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 21:20:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:20:39,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:20:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 21:20:39,928 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 21:20:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:20:39,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:20:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:20:39,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:20:40,833 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:20:40,833 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 21:20:40,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:20:40 BoogieIcfgContainer [2018-11-22 21:20:40,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:20:40,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:20:40,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:20:40,838 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:20:40,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:20:39" (1/3) ... [2018-11-22 21:20:40,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475504d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:20:40, skipping insertion in model container [2018-11-22 21:20:40,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:20:39" (2/3) ... [2018-11-22 21:20:40,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475504d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:20:40, skipping insertion in model container [2018-11-22 21:20:40,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:20:40" (3/3) ... [2018-11-22 21:20:40,842 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label20_true-unreach-call_false-termination.c [2018-11-22 21:20:40,848 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:20:40,855 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:20:40,864 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:20:40,886 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 21:20:40,886 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:20:40,886 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:20:40,886 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:20:40,886 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:20:40,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:20:40,887 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:20:40,887 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:20:40,887 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:20:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-22 21:20:40,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-22 21:20:40,911 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:40,912 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:20:40,914 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:40,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:40,918 INFO L82 PathProgramCache]: Analyzing trace with hash 927745969, now seen corresponding path program 1 times [2018-11-22 21:20:40,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:40,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:40,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:40,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:40,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:41,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:20:41,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:20:41,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:20:41,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:20:41,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:20:41,238 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-22 21:20:41,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:41,782 INFO L93 Difference]: Finished difference Result 615 states and 1053 transitions. [2018-11-22 21:20:41,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:20:41,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2018-11-22 21:20:41,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:41,793 INFO L225 Difference]: With dead ends: 615 [2018-11-22 21:20:41,793 INFO L226 Difference]: Without dead ends: 377 [2018-11-22 21:20:41,797 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 [2018-11-22 21:20:41,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-11-22 21:20:41,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2018-11-22 21:20:41,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2018-11-22 21:20:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 619 transitions. [2018-11-22 21:20:41,841 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 619 transitions. Word has length 105 [2018-11-22 21:20:41,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:41,842 INFO L480 AbstractCegarLoop]: Abstraction has 377 states and 619 transitions. [2018-11-22 21:20:41,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:20:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 619 transitions. [2018-11-22 21:20:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-22 21:20:41,846 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:41,846 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:20:41,847 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:41,847 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:41,847 INFO L82 PathProgramCache]: Analyzing trace with hash -643989844, now seen corresponding path program 1 times [2018-11-22 21:20:41,847 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:41,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:41,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:41,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:41,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:41,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:20:41,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 21:20:41,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:20:41,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:20:41,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:20:41,935 INFO L87 Difference]: Start difference. First operand 377 states and 619 transitions. Second operand 6 states. [2018-11-22 21:20:42,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:42,617 INFO L93 Difference]: Finished difference Result 1220 states and 2085 transitions. [2018-11-22 21:20:42,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 21:20:42,618 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-11-22 21:20:42,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:42,629 INFO L225 Difference]: With dead ends: 1220 [2018-11-22 21:20:42,629 INFO L226 Difference]: Without dead ends: 849 [2018-11-22 21:20:42,632 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 [2018-11-22 21:20:42,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2018-11-22 21:20:42,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 819. [2018-11-22 21:20:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 819 states. [2018-11-22 21:20:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1288 transitions. [2018-11-22 21:20:42,665 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1288 transitions. Word has length 120 [2018-11-22 21:20:42,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:42,666 INFO L480 AbstractCegarLoop]: Abstraction has 819 states and 1288 transitions. [2018-11-22 21:20:42,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:20:42,666 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1288 transitions. [2018-11-22 21:20:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-22 21:20:42,670 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:42,670 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2018-11-22 21:20:42,670 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:42,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:42,671 INFO L82 PathProgramCache]: Analyzing trace with hash -1294788921, now seen corresponding path program 1 times [2018-11-22 21:20:42,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:42,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:42,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:42,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:42,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 21:20:42,786 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:20:42,786 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/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 [2018-11-22 21:20:42,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:42,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:20:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:42,914 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 21:20:42,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-22 21:20:42,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 21:20:42,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 21:20:42,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:20:42,916 INFO L87 Difference]: Start difference. First operand 819 states and 1288 transitions. Second operand 9 states. [2018-11-22 21:20:43,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:43,389 INFO L93 Difference]: Finished difference Result 1645 states and 2636 transitions. [2018-11-22 21:20:43,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 21:20:43,391 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 128 [2018-11-22 21:20:43,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:43,396 INFO L225 Difference]: With dead ends: 1645 [2018-11-22 21:20:43,396 INFO L226 Difference]: Without dead ends: 832 [2018-11-22 21:20:43,399 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 129 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-22 21:20:43,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2018-11-22 21:20:43,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 799. [2018-11-22 21:20:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-11-22 21:20:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1228 transitions. [2018-11-22 21:20:43,423 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1228 transitions. Word has length 128 [2018-11-22 21:20:43,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:43,423 INFO L480 AbstractCegarLoop]: Abstraction has 799 states and 1228 transitions. [2018-11-22 21:20:43,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 21:20:43,423 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1228 transitions. [2018-11-22 21:20:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-22 21:20:43,425 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:43,426 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:20:43,426 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:43,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:43,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1033644135, now seen corresponding path program 1 times [2018-11-22 21:20:43,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:43,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:43,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:43,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:43,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:43,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:20:43,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 21:20:43,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:20:43,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:20:43,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:20:43,511 INFO L87 Difference]: Start difference. First operand 799 states and 1228 transitions. Second operand 6 states. [2018-11-22 21:20:44,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:44,263 INFO L93 Difference]: Finished difference Result 2475 states and 3957 transitions. [2018-11-22 21:20:44,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:20:44,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-22 21:20:44,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:44,270 INFO L225 Difference]: With dead ends: 2475 [2018-11-22 21:20:44,270 INFO L226 Difference]: Without dead ends: 1682 [2018-11-22 21:20:44,272 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 [2018-11-22 21:20:44,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2018-11-22 21:20:44,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1645. [2018-11-22 21:20:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1645 states. [2018-11-22 21:20:44,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 2420 transitions. [2018-11-22 21:20:44,300 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 2420 transitions. Word has length 127 [2018-11-22 21:20:44,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:44,300 INFO L480 AbstractCegarLoop]: Abstraction has 1645 states and 2420 transitions. [2018-11-22 21:20:44,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:20:44,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2420 transitions. [2018-11-22 21:20:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 21:20:44,302 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:44,303 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:20:44,303 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:44,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:44,303 INFO L82 PathProgramCache]: Analyzing trace with hash -288422879, now seen corresponding path program 1 times [2018-11-22 21:20:44,303 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:44,303 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:44,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:44,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:44,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:44,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:20:44,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 21:20:44,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 21:20:44,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 21:20:44,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 21:20:44,437 INFO L87 Difference]: Start difference. First operand 1645 states and 2420 transitions. Second operand 5 states. [2018-11-22 21:20:44,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:44,839 INFO L93 Difference]: Finished difference Result 3171 states and 4646 transitions. [2018-11-22 21:20:44,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 21:20:44,840 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-22 21:20:44,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:44,845 INFO L225 Difference]: With dead ends: 3171 [2018-11-22 21:20:44,845 INFO L226 Difference]: Without dead ends: 1385 [2018-11-22 21:20:44,850 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 21:20:44,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1385 states. [2018-11-22 21:20:44,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1385 to 1371. [2018-11-22 21:20:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1371 states. [2018-11-22 21:20:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1371 states and 1939 transitions. [2018-11-22 21:20:44,882 INFO L78 Accepts]: Start accepts. Automaton has 1371 states and 1939 transitions. Word has length 131 [2018-11-22 21:20:44,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:44,882 INFO L480 AbstractCegarLoop]: Abstraction has 1371 states and 1939 transitions. [2018-11-22 21:20:44,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 21:20:44,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1939 transitions. [2018-11-22 21:20:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 21:20:44,885 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:44,885 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:20:44,885 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:44,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:44,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1158481122, now seen corresponding path program 1 times [2018-11-22 21:20:44,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:44,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:44,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:44,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:44,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:44,955 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:20:44,955 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/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 [2018-11-22 21:20:44,969 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:45,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:20:45,069 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:20:45,089 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 21:20:45,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-22 21:20:45,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 21:20:45,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 21:20:45,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:20:45,090 INFO L87 Difference]: Start difference. First operand 1371 states and 1939 transitions. Second operand 9 states. [2018-11-22 21:20:46,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:46,614 INFO L93 Difference]: Finished difference Result 5897 states and 10004 transitions. [2018-11-22 21:20:46,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-22 21:20:46,615 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 135 [2018-11-22 21:20:46,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:46,632 INFO L225 Difference]: With dead ends: 5897 [2018-11-22 21:20:46,632 INFO L226 Difference]: Without dead ends: 4532 [2018-11-22 21:20:46,640 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-11-22 21:20:46,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4532 states. [2018-11-22 21:20:46,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4532 to 4351. [2018-11-22 21:20:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4351 states. [2018-11-22 21:20:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 4351 states and 6230 transitions. [2018-11-22 21:20:46,729 INFO L78 Accepts]: Start accepts. Automaton has 4351 states and 6230 transitions. Word has length 135 [2018-11-22 21:20:46,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:46,729 INFO L480 AbstractCegarLoop]: Abstraction has 4351 states and 6230 transitions. [2018-11-22 21:20:46,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 21:20:46,729 INFO L276 IsEmpty]: Start isEmpty. Operand 4351 states and 6230 transitions. [2018-11-22 21:20:46,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-22 21:20:46,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:20:46,735 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-22 21:20:46,735 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:20:46,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:20:46,736 INFO L82 PathProgramCache]: Analyzing trace with hash -43076848, now seen corresponding path program 1 times [2018-11-22 21:20:46,736 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 21:20:46,736 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 21:20:46,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:46,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:46,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:20:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-22 21:20:46,808 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 21:20:46,808 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/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 [2018-11-22 21:20:46,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:20:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:20:46,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:20:46,881 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 21:20:46,896 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 21:20:46,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-22 21:20:46,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:20:46,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:20:46,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:20:46,897 INFO L87 Difference]: Start difference. First operand 4351 states and 6230 transitions. Second operand 6 states. [2018-11-22 21:20:47,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:20:47,719 INFO L93 Difference]: Finished difference Result 8169 states and 11707 transitions. [2018-11-22 21:20:47,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 21:20:47,720 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-11-22 21:20:47,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:20:47,721 INFO L225 Difference]: With dead ends: 8169 [2018-11-22 21:20:47,721 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 21:20:47,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:20:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 21:20:47,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 21:20:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 21:20:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 21:20:47,750 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 140 [2018-11-22 21:20:47,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:20:47,750 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 21:20:47,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:20:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 21:20:47,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:20:47,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 21:20:47,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:47,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 21:20:48,191 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 58 [2018-11-22 21:20:48,317 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 46 [2018-11-22 21:20:48,446 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2018-11-22 21:20:48,447 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0)) [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 469) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,448 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-22 21:20:48,449 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,450 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-22 21:20:48,456 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,457 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-22 21:20:48,458 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-22 21:20:48,459 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,460 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-22 21:20:48,461 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-22 21:20:48,462 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-22 21:20:48,463 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,464 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= |old(~a19~0)| ~a19~0)) (.cse9 (= ~a11~0 |old(~a11~0)|)) (.cse10 (= |old(~a17~0)| ~a17~0)) (.cse11 (= |old(~a25~0)| ~a25~0))) (let ((.cse5 (and (= |old(~a28~0)| ~a28~0) .cse8 .cse9 .cse10 .cse11)) (.cse7 (= |old(~a11~0)| |old(~a19~0)|)) (.cse1 (not (= 10 |old(~a28~0)|))) (.cse4 (and .cse8 .cse9 .cse10 .cse11 (= 10 ~a28~0))) (.cse2 (< 8 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse3 (= 1 |old(~a25~0)|)) (.cse6 (= 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse2) (or .cse0 (< 9 |old(~a28~0)|) .cse5 .cse6 .cse2) (or .cse0 .cse7 .cse2 (not (= 9 |old(~a28~0)|)) (and .cse8 .cse9 .cse10 (= 9 ~a28~0) .cse11)) (or .cse0 .cse1 .cse6 .cse4 .cse2) (or .cse0 (not (= 7 |old(~a28~0)|)) (not .cse3) (not (= 1 |old(~a19~0)|)) (not (= 1 |old(~a11~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse10 (= 1 ~a19~0) .cse11) (not .cse6))))) [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-22 21:20:48,465 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-22 21:20:48,466 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-22 21:20:48,467 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-22 21:20:48,468 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9) (<= ~a17~0 8)) [2018-11-22 21:20:48,469 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:20:48,469 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:20:48,469 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0)) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-22 21:20:48,470 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse3 (= 10 ~a28~0)) (.cse0 (not (= ~a19~0 ~a11~0))) (.cse2 (not (= ~a17~0 7))) (.cse1 (<= ~a17~0 8))) (or (and (= 9 ~a28~0) .cse0 .cse1) (not (= 1 ~a21~0)) (and .cse2 .cse1 .cse3) (and (not (= ~a25~0 1)) .cse3 .cse1) (and .cse2 .cse0 .cse1) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (= 7 |old(~a17~0)|) (and .cse2 .cse1 (<= ~a28~0 9)) (< 9 |old(~a28~0)|) (< 8 |old(~a17~0)|))) [2018-11-22 21:20:48,470 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-22 21:20:48,470 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-22 21:20:48,470 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (= 10 ~a28~0)) (.cse0 (not (= ~a19~0 ~a11~0))) (.cse2 (not (= ~a17~0 7))) (.cse1 (<= ~a17~0 8))) (or (and (= 9 ~a28~0) .cse0 .cse1) (not (= 1 ~a21~0)) (and .cse2 .cse1 .cse3) (and (not (= ~a25~0 1)) .cse3 .cse1) (and .cse2 .cse0 .cse1) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (= 7 |old(~a17~0)|) (and .cse2 .cse1 (<= ~a28~0 9)) (< 9 |old(~a28~0)|) (< 8 |old(~a17~0)|))) [2018-11-22 21:20:48,470 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-22 21:20:48,470 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-22 21:20:48,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:20:48 BoogieIcfgContainer [2018-11-22 21:20:48,484 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:20:48,484 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:20:48,485 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:20:48,485 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:20:48,485 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:20:40" (3/4) ... [2018-11-22 21:20:48,488 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:20:48,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 21:20:48,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 21:20:48,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 21:20:48,509 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 21:20:48,509 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 21:20:48,533 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((9 == a28 && !(a19 == a11)) && a17 <= 8) || !(1 == a21)) || ((!(a17 == 7) && a17 <= 8) && 10 == a28)) || ((!(a25 == 1) && 10 == a28) && a17 <= 8)) || ((!(a17 == 7) && !(a19 == a11)) && a17 <= 8)) || 1 == \old(a25)) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || 7 == \old(a17)) || ((!(a17 == 7) && a17 <= 8) && a28 <= 9)) || 9 < \old(a28)) || 8 < \old(a17) [2018-11-22 21:20:48,597 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f36bc877-57b0-4112-b449-c9ec12384260/bin-2019/uautomizer/witness.graphml [2018-11-22 21:20:48,597 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:20:48,599 INFO L168 Benchmark]: Toolchain (without parser) took 9216.99 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 350.2 MB). Free memory was 957.0 MB in the beginning and 1.0 GB in the end (delta: -81.9 MB). Peak memory consumption was 268.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,599 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:20:48,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 924.7 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,600 INFO L168 Benchmark]: Boogie Preprocessor took 50.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,600 INFO L168 Benchmark]: RCFGBuilder took 950.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.0 MB). Peak memory consumption was 112.0 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,600 INFO L168 Benchmark]: TraceAbstraction took 7648.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 213.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -43.0 MB). Peak memory consumption was 170.9 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,600 INFO L168 Benchmark]: Witness Printer took 112.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-22 21:20:48,602 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.7 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 924.7 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 950.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.0 MB). Peak memory consumption was 112.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7648.65 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 213.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -43.0 MB). Peak memory consumption was 170.9 MB. Max. memory is 11.5 GB. * Witness Printer took 112.84 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 469]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((9 == a28 && !(a19 == a11)) && a17 <= 8) || !(1 == a21)) || ((!(a17 == 7) && a17 <= 8) && 10 == a28)) || ((!(a25 == 1) && 10 == a28) && a17 <= 8)) || ((!(a17 == 7) && !(a19 == a11)) && a17 <= 8)) || 1 == \old(a25)) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || 7 == \old(a17)) || ((!(a17 == 7) && a17 <= 8) && a28 <= 9)) || 9 < \old(a28)) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.5s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 5.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 772 SDtfs, 5272 SDslu, 1022 SDs, 0 SdLazy, 7596 SolverSat, 1355 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 484 GetRequests, 427 SyntacticMatches, 8 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4351occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 295 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 111 PreInvPairs, 169 NumberOfFragments, 466 HoareAnnotationTreeSize, 111 FomulaSimplifications, 10969 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2626 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1289 NumberOfCodeBlocks, 1289 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1279 ConstructedInterpolants, 0 QuantifiedInterpolants, 531358 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1170 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 238/252 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...