./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/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 fbcb07371208327a722ea46e4a68d92ffffb2dff ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:23:13,852 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:23:13,853 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:23:13,859 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:23:13,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:23:13,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:23:13,860 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:23:13,861 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:23:13,862 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:23:13,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:23:13,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:23:13,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:23:13,863 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:23:13,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:23:13,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:23:13,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:23:13,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:23:13,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:23:13,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:23:13,867 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:23:13,868 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:23:13,869 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:23:13,870 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:23:13,870 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:23:13,870 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:23:13,870 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:23:13,871 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:23:13,871 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:23:13,872 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:23:13,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:23:13,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:23:13,873 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:23:13,873 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:23:13,873 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:23:13,873 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:23:13,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:23:13,874 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 17:23:13,881 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:23:13,881 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:23:13,882 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:23:13,882 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 17:23:13,882 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:23:13,882 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:23:13,882 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 17:23:13,883 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:23:13,883 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:23:13,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:23:13,884 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:23:13,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:23:13,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:23:13,885 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_7581fcca-a21f-4994-af04-eb3a56366af6/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 -> fbcb07371208327a722ea46e4a68d92ffffb2dff [2018-12-08 17:23:13,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:23:13,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:23:13,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:23:13,912 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:23:13,913 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:23:13,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-08 17:23:13,947 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/data/70c59bb15/2a34dad8dac14b29866417b1913ec712/FLAG89861aaa6 [2018-12-08 17:23:14,403 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:23:14,404 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-08 17:23:14,413 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/data/70c59bb15/2a34dad8dac14b29866417b1913ec712/FLAG89861aaa6 [2018-12-08 17:23:14,423 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/data/70c59bb15/2a34dad8dac14b29866417b1913ec712 [2018-12-08 17:23:14,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:23:14,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:23:14,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:23:14,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:23:14,429 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:23:14,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14, skipping insertion in model container [2018-12-08 17:23:14,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:23:14,460 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:23:14,638 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:23:14,641 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:23:14,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:23:14,752 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:23:14,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14 WrapperNode [2018-12-08 17:23:14,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:23:14,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:23:14,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:23:14,753 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:23:14,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:23:14,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:23:14,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:23:14,776 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:23:14,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... [2018-12-08 17:23:14,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:23:14,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:23:14,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:23:14,828 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:23:14,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:23:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 17:23:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 17:23:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 17:23:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 17:23:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:23:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:23:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 17:23:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 17:23:15,454 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:23:15,455 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 17:23:15,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:23:15 BoogieIcfgContainer [2018-12-08 17:23:15,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:23:15,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 17:23:15,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 17:23:15,458 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 17:23:15,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 05:23:14" (1/3) ... [2018-12-08 17:23:15,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d4ed9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:23:15, skipping insertion in model container [2018-12-08 17:23:15,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:23:14" (2/3) ... [2018-12-08 17:23:15,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d4ed9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:23:15, skipping insertion in model container [2018-12-08 17:23:15,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:23:15" (3/3) ... [2018-12-08 17:23:15,461 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-12-08 17:23:15,469 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 17:23:15,475 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 17:23:15,488 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 17:23:15,513 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 17:23:15,514 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 17:23:15,514 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 17:23:15,514 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 17:23:15,514 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 17:23:15,514 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 17:23:15,514 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 17:23:15,514 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 17:23:15,515 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 17:23:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-08 17:23:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-08 17:23:15,533 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:23:15,533 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] [2018-12-08 17:23:15,535 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:23:15,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:23:15,538 INFO L82 PathProgramCache]: Analyzing trace with hash -864026194, now seen corresponding path program 1 times [2018-12-08 17:23:15,539 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:23:15,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:23:15,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:15,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:23:15,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:23:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:23:15,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:23:15,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 17:23:15,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 17:23:15,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 17:23:15,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 17:23:15,736 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2018-12-08 17:23:16,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:23:16,457 INFO L93 Difference]: Finished difference Result 733 states and 1294 transitions. [2018-12-08 17:23:16,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 17:23:16,458 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 69 [2018-12-08 17:23:16,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:23:16,466 INFO L225 Difference]: With dead ends: 733 [2018-12-08 17:23:16,466 INFO L226 Difference]: Without dead ends: 437 [2018-12-08 17:23:16,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 17:23:16,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-12-08 17:23:16,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2018-12-08 17:23:16,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-12-08 17:23:16,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 633 transitions. [2018-12-08 17:23:16,510 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 633 transitions. Word has length 69 [2018-12-08 17:23:16,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:23:16,511 INFO L480 AbstractCegarLoop]: Abstraction has 437 states and 633 transitions. [2018-12-08 17:23:16,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 17:23:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 633 transitions. [2018-12-08 17:23:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 17:23:16,514 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:23:16,514 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:23:16,514 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:23:16,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:23:16,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1649198670, now seen corresponding path program 1 times [2018-12-08 17:23:16,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:23:16,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:23:16,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:16,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:23:16,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:23:16,631 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:23:16,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:23:16,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 17:23:16,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 17:23:16,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 17:23:16,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:23:16,633 INFO L87 Difference]: Start difference. First operand 437 states and 633 transitions. Second operand 6 states. [2018-12-08 17:23:17,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:23:17,090 INFO L93 Difference]: Finished difference Result 1329 states and 2004 transitions. [2018-12-08 17:23:17,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:23:17,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-12-08 17:23:17,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:23:17,095 INFO L225 Difference]: With dead ends: 1329 [2018-12-08 17:23:17,095 INFO L226 Difference]: Without dead ends: 898 [2018-12-08 17:23:17,096 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 17:23:17,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2018-12-08 17:23:17,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 880. [2018-12-08 17:23:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-12-08 17:23:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1283 transitions. [2018-12-08 17:23:17,141 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1283 transitions. Word has length 143 [2018-12-08 17:23:17,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:23:17,142 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1283 transitions. [2018-12-08 17:23:17,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 17:23:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1283 transitions. [2018-12-08 17:23:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:23:17,145 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:23:17,146 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:23:17,146 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:23:17,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:23:17,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1422420137, now seen corresponding path program 1 times [2018-12-08 17:23:17,146 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:23:17,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:23:17,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:17,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:23:17,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:23:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:23:17,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:23:17,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 17:23:17,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 17:23:17,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 17:23:17,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:23:17,277 INFO L87 Difference]: Start difference. First operand 880 states and 1283 transitions. Second operand 6 states. [2018-12-08 17:23:17,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:23:17,740 INFO L93 Difference]: Finished difference Result 2227 states and 3382 transitions. [2018-12-08 17:23:17,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:23:17,741 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-12-08 17:23:17,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:23:17,747 INFO L225 Difference]: With dead ends: 2227 [2018-12-08 17:23:17,747 INFO L226 Difference]: Without dead ends: 1353 [2018-12-08 17:23:17,750 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 17:23:17,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2018-12-08 17:23:17,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1323. [2018-12-08 17:23:17,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2018-12-08 17:23:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1900 transitions. [2018-12-08 17:23:17,776 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1900 transitions. Word has length 176 [2018-12-08 17:23:17,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:23:17,777 INFO L480 AbstractCegarLoop]: Abstraction has 1323 states and 1900 transitions. [2018-12-08 17:23:17,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 17:23:17,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1900 transitions. [2018-12-08 17:23:17,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-08 17:23:17,780 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:23:17,780 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 17:23:17,780 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:23:17,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:23:17,781 INFO L82 PathProgramCache]: Analyzing trace with hash -2012360138, now seen corresponding path program 1 times [2018-12-08 17:23:17,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:23:17,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:23:17,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:17,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:23:17,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:23:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:23:17,938 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-08 17:23:17,938 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 17:23:17,938 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 17:23:17,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:23:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:23:17,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:23:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-08 17:23:18,067 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 17:23:18,067 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-08 17:23:18,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:23:18,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:23:18,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:23:18,068 INFO L87 Difference]: Start difference. First operand 1323 states and 1900 transitions. Second operand 5 states. [2018-12-08 17:23:18,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:23:18,652 INFO L93 Difference]: Finished difference Result 2821 states and 4412 transitions. [2018-12-08 17:23:18,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:23:18,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 263 [2018-12-08 17:23:18,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:23:18,654 INFO L225 Difference]: With dead ends: 2821 [2018-12-08 17:23:18,654 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 17:23:18,659 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 266 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-08 17:23:18,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 17:23:18,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 17:23:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 17:23:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 17:23:18,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2018-12-08 17:23:18,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:23:18,660 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 17:23:18,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:23:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 17:23:18,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:23:18,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 17:23:18,900 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2018-12-08 17:23:18,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:23:18,966 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-12-08 17:23:18,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,967 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,968 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,969 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-08 17:23:18,970 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-08 17:23:18,971 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-08 17:23:18,972 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-08 17:23:18,973 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a19~0)| ~a19~0)) (.cse10 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (<= ~a1~0 23)) (.cse1 (< 23 |old(~a1~0)|)) (.cse2 (< |old(~a19~0)| 9)) (.cse8 (and .cse9 .cse10)) (.cse3 (= 3 |old(~a10~0)|)) (.cse4 (= 4 |old(~a10~0)|)) (.cse7 (= 7 |old(~a19~0)|)) (.cse5 (<= ~a1~0 218)) (.cse6 (< 218 |old(~a1~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse4 .cse0 .cse1) (or .cse3 .cse7 .cse0 .cse1) (or .cse3 .cse7 .cse8) (or .cse8 .cse2) (or .cse8 .cse3 .cse4) (or .cse7 (and .cse5 .cse9 .cse10) .cse6)))) [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-08 17:23:18,974 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,975 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2018-12-08 17:23:18,976 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 17:23:18,976 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:23:18,976 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-12-08 17:23:18,977 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-12-08 17:23:18,977 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-12-08 17:23:18,977 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-08 17:23:18,977 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-08 17:23:18,977 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-12-08 17:23:18,977 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-12-08 17:23:18,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:23:18 BoogieIcfgContainer [2018-12-08 17:23:18,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:23:18,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:23:18,986 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:23:18,986 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:23:18,986 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:23:15" (3/4) ... [2018-12-08 17:23:18,989 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:23:18,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 17:23:18,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 17:23:18,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 17:23:18,999 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 17:23:19,000 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 17:23:19,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 [2018-12-08 17:23:19,065 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7581fcca-a21f-4994-af04-eb3a56366af6/bin-2019/uautomizer/witness.graphml [2018-12-08 17:23:19,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:23:19,065 INFO L168 Benchmark]: Toolchain (without parser) took 4639.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,066 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:23:19,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,066 INFO L168 Benchmark]: Boogie Preprocessor took 51.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,066 INFO L168 Benchmark]: RCFGBuilder took 627.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.1 MB in the end (delta: 108.7 MB). Peak memory consumption was 108.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,067 INFO L168 Benchmark]: TraceAbstraction took 3530.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 111.1 MB). Free memory was 980.1 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,067 INFO L168 Benchmark]: Witness Printer took 79.00 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:23:19,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 325.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 627.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 980.1 MB in the end (delta: 108.7 MB). Peak memory consumption was 108.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3530.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 111.1 MB). Free memory was 980.1 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 11.5 GB. * Witness Printer took 79.00 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 582]: Loop Invariant Derived loop invariant: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 3.4s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 131 SDtfs, 1873 SDslu, 130 SDs, 0 SdLazy, 2641 SolverSat, 789 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 274 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1323occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 44 PreInvPairs, 100 NumberOfFragments, 249 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1886 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 484 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 914 NumberOfCodeBlocks, 914 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 909 ConstructedInterpolants, 0 QuantifiedInterpolants, 583177 SizeOfPredicates, 2 NumberOfNonLiveVariables, 434 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 428/546 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...