./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c -s /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:50:10,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:50:10,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:50:10,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:50:10,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:50:10,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:50:10,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:50:10,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:50:10,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:50:10,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:50:10,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:50:10,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:50:10,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:50:10,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:50:10,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:50:10,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:50:10,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:50:10,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:50:10,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:50:10,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:50:10,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:50:10,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:50:10,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:50:10,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:50:10,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:50:10,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:50:10,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:50:10,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:50:10,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:50:10,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:50:10,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:50:10,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:50:10,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:50:10,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:50:10,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:50:10,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:50:10,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:50:10,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:50:10,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:50:10,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:50:10,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:50:10,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:50:10,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:50:10,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:50:10,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:50:10,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:50:10,270 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:50:10,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:50:10,271 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:50:10,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:50:10,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:50:10,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:50:10,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:50:10,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:50:10,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:50:10,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:50:10,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:50:10,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:50:10,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:50:10,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:50:10,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:50:10,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:50:10,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:50:10,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:50:10,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:50:10,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:50:10,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:50:10,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:50:10,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:50:10,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:50:10,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-25 08:50:10,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:50:10,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:50:10,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:50:10,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:50:10,470 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:50:10,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 08:50:10,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/data/dc185c04c/4f70560f030b47d485bd48c2da01c43a/FLAG6b01055fb [2019-11-25 08:50:11,026 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:50:11,027 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-25 08:50:11,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/data/dc185c04c/4f70560f030b47d485bd48c2da01c43a/FLAG6b01055fb [2019-11-25 08:50:11,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/data/dc185c04c/4f70560f030b47d485bd48c2da01c43a [2019-11-25 08:50:11,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:50:11,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:50:11,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:11,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:50:11,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:50:11,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:11,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28508500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11, skipping insertion in model container [2019-11-25 08:50:11,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:11,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:50:11,385 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:50:11,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:11,897 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:50:11,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:11,996 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:50:11,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11 WrapperNode [2019-11-25 08:50:11,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:11,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:11,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:50:11,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:50:12,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:12,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:50:12,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:50:12,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:50:12,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... [2019-11-25 08:50:12,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:50:12,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:50:12,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:50:12,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:50:12,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/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 [2019-11-25 08:50:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:50:12,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:50:13,488 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:50:13,488 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:50:13,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:13 BoogieIcfgContainer [2019-11-25 08:50:13,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:50:13,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:50:13,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:50:13,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:50:13,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:50:11" (1/3) ... [2019-11-25 08:50:13,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66afe584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:13, skipping insertion in model container [2019-11-25 08:50:13,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:11" (2/3) ... [2019-11-25 08:50:13,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66afe584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:50:13, skipping insertion in model container [2019-11-25 08:50:13,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:13" (3/3) ... [2019-11-25 08:50:13,501 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label14.c [2019-11-25 08:50:13,509 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:50:13,516 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:50:13,525 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:50:13,551 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:50:13,551 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:50:13,551 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:50:13,551 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:50:13,551 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:50:13,552 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:50:13,552 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:50:13,552 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:50:13,569 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-25 08:50:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-25 08:50:13,580 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:13,581 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:13,582 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:13,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:13,587 INFO L82 PathProgramCache]: Analyzing trace with hash 906683963, now seen corresponding path program 1 times [2019-11-25 08:50:13,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:13,594 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498091131] [2019-11-25 08:50:13,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:13,956 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498091131] [2019-11-25 08:50:13,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:13,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:13,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634351768] [2019-11-25 08:50:13,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:50:13,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:13,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:13,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:13,978 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-25 08:50:15,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:15,289 INFO L93 Difference]: Finished difference Result 739 states and 1311 transitions. [2019-11-25 08:50:15,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:15,291 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2019-11-25 08:50:15,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:15,321 INFO L225 Difference]: With dead ends: 739 [2019-11-25 08:50:15,321 INFO L226 Difference]: Without dead ends: 445 [2019-11-25 08:50:15,328 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:15,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2019-11-25 08:50:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2019-11-25 08:50:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2019-11-25 08:50:15,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 664 transitions. [2019-11-25 08:50:15,398 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 664 transitions. Word has length 117 [2019-11-25 08:50:15,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:15,399 INFO L462 AbstractCegarLoop]: Abstraction has 445 states and 664 transitions. [2019-11-25 08:50:15,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:50:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 664 transitions. [2019-11-25 08:50:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-25 08:50:15,404 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:15,404 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:15,405 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:15,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:15,405 INFO L82 PathProgramCache]: Analyzing trace with hash -904416550, now seen corresponding path program 1 times [2019-11-25 08:50:15,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:15,406 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457450045] [2019-11-25 08:50:15,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:15,499 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457450045] [2019-11-25 08:50:15,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:15,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:15,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256738433] [2019-11-25 08:50:15,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:50:15,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:15,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:15,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:15,503 INFO L87 Difference]: Start difference. First operand 445 states and 664 transitions. Second operand 4 states. [2019-11-25 08:50:16,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:16,403 INFO L93 Difference]: Finished difference Result 1470 states and 2193 transitions. [2019-11-25 08:50:16,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:16,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-11-25 08:50:16,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:16,409 INFO L225 Difference]: With dead ends: 1470 [2019-11-25 08:50:16,410 INFO L226 Difference]: Without dead ends: 1027 [2019-11-25 08:50:16,411 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:16,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2019-11-25 08:50:16,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 729. [2019-11-25 08:50:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2019-11-25 08:50:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1053 transitions. [2019-11-25 08:50:16,446 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1053 transitions. Word has length 135 [2019-11-25 08:50:16,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:16,447 INFO L462 AbstractCegarLoop]: Abstraction has 729 states and 1053 transitions. [2019-11-25 08:50:16,447 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:50:16,447 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1053 transitions. [2019-11-25 08:50:16,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-25 08:50:16,453 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:16,453 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:16,454 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:16,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:16,454 INFO L82 PathProgramCache]: Analyzing trace with hash 793603343, now seen corresponding path program 1 times [2019-11-25 08:50:16,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:16,455 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137573611] [2019-11-25 08:50:16,455 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:16,578 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:16,578 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137573611] [2019-11-25 08:50:16,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:16,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:50:16,580 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342531556] [2019-11-25 08:50:16,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:50:16,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:16,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:16,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:16,584 INFO L87 Difference]: Start difference. First operand 729 states and 1053 transitions. Second operand 4 states. [2019-11-25 08:50:17,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:17,486 INFO L93 Difference]: Finished difference Result 2582 states and 3716 transitions. [2019-11-25 08:50:17,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:17,487 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2019-11-25 08:50:17,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:17,504 INFO L225 Difference]: With dead ends: 2582 [2019-11-25 08:50:17,505 INFO L226 Difference]: Without dead ends: 1855 [2019-11-25 08:50:17,507 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:17,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2019-11-25 08:50:17,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1570. [2019-11-25 08:50:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1570 states. [2019-11-25 08:50:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2142 transitions. [2019-11-25 08:50:17,562 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2142 transitions. Word has length 139 [2019-11-25 08:50:17,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:17,564 INFO L462 AbstractCegarLoop]: Abstraction has 1570 states and 2142 transitions. [2019-11-25 08:50:17,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:50:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2142 transitions. [2019-11-25 08:50:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-25 08:50:17,576 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:17,577 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:17,577 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:17,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:17,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1415237092, now seen corresponding path program 1 times [2019-11-25 08:50:17,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:17,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619097617] [2019-11-25 08:50:17,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:17,670 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619097617] [2019-11-25 08:50:17,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:17,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:50:17,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982664494] [2019-11-25 08:50:17,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:17,672 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:17,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:17,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:17,673 INFO L87 Difference]: Start difference. First operand 1570 states and 2142 transitions. Second operand 3 states. [2019-11-25 08:50:18,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:18,249 INFO L93 Difference]: Finished difference Result 3840 states and 5195 transitions. [2019-11-25 08:50:18,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:18,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2019-11-25 08:50:18,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:18,261 INFO L225 Difference]: With dead ends: 3840 [2019-11-25 08:50:18,261 INFO L226 Difference]: Without dead ends: 2272 [2019-11-25 08:50:18,263 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:18,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2272 states. [2019-11-25 08:50:18,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2272 to 2132. [2019-11-25 08:50:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2132 states. [2019-11-25 08:50:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2655 transitions. [2019-11-25 08:50:18,309 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2655 transitions. Word has length 139 [2019-11-25 08:50:18,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:18,309 INFO L462 AbstractCegarLoop]: Abstraction has 2132 states and 2655 transitions. [2019-11-25 08:50:18,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2655 transitions. [2019-11-25 08:50:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-25 08:50:18,314 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:18,314 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:18,314 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:18,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:18,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1487828793, now seen corresponding path program 1 times [2019-11-25 08:50:18,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:18,315 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797964740] [2019-11-25 08:50:18,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:18,432 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-25 08:50:18,432 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797964740] [2019-11-25 08:50:18,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:18,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:50:18,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610242283] [2019-11-25 08:50:18,434 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:50:18,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:18,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:18,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:18,435 INFO L87 Difference]: Start difference. First operand 2132 states and 2655 transitions. Second operand 4 states. [2019-11-25 08:50:19,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:19,224 INFO L93 Difference]: Finished difference Result 4827 states and 6005 transitions. [2019-11-25 08:50:19,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:19,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 144 [2019-11-25 08:50:19,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:19,240 INFO L225 Difference]: With dead ends: 4827 [2019-11-25 08:50:19,240 INFO L226 Difference]: Without dead ends: 2273 [2019-11-25 08:50:19,243 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:19,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2273 states. [2019-11-25 08:50:19,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2273 to 2270. [2019-11-25 08:50:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2270 states. [2019-11-25 08:50:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 2270 states and 2534 transitions. [2019-11-25 08:50:19,288 INFO L78 Accepts]: Start accepts. Automaton has 2270 states and 2534 transitions. Word has length 144 [2019-11-25 08:50:19,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:19,290 INFO L462 AbstractCegarLoop]: Abstraction has 2270 states and 2534 transitions. [2019-11-25 08:50:19,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:50:19,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 2534 transitions. [2019-11-25 08:50:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-25 08:50:19,295 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:19,296 INFO L410 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, 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] [2019-11-25 08:50:19,296 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:19,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:19,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1645622840, now seen corresponding path program 1 times [2019-11-25 08:50:19,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:19,297 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157962376] [2019-11-25 08:50:19,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-25 08:50:19,363 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157962376] [2019-11-25 08:50:19,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:19,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:19,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531592760] [2019-11-25 08:50:19,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:19,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:19,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:19,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:19,365 INFO L87 Difference]: Start difference. First operand 2270 states and 2534 transitions. Second operand 3 states. [2019-11-25 08:50:19,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:19,802 INFO L93 Difference]: Finished difference Result 5376 states and 5995 transitions. [2019-11-25 08:50:19,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:19,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2019-11-25 08:50:19,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:19,820 INFO L225 Difference]: With dead ends: 5376 [2019-11-25 08:50:19,821 INFO L226 Difference]: Without dead ends: 3108 [2019-11-25 08:50:19,823 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:19,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3108 states. [2019-11-25 08:50:19,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3108 to 2128. [2019-11-25 08:50:19,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2128 states. [2019-11-25 08:50:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 2362 transitions. [2019-11-25 08:50:19,868 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 2362 transitions. Word has length 185 [2019-11-25 08:50:19,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:19,868 INFO L462 AbstractCegarLoop]: Abstraction has 2128 states and 2362 transitions. [2019-11-25 08:50:19,869 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:19,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2362 transitions. [2019-11-25 08:50:19,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-25 08:50:19,874 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:19,874 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:19,874 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:19,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:19,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1280460365, now seen corresponding path program 1 times [2019-11-25 08:50:19,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:19,875 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358676959] [2019-11-25 08:50:19,875 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:20,254 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358676959] [2019-11-25 08:50:20,254 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:20,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-25 08:50:20,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439932766] [2019-11-25 08:50:20,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:50:20,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:20,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:50:20,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:50:20,257 INFO L87 Difference]: Start difference. First operand 2128 states and 2362 transitions. Second operand 7 states. [2019-11-25 08:50:21,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:21,328 INFO L93 Difference]: Finished difference Result 4693 states and 5195 transitions. [2019-11-25 08:50:21,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:50:21,329 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 185 [2019-11-25 08:50:21,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:21,341 INFO L225 Difference]: With dead ends: 4693 [2019-11-25 08:50:21,341 INFO L226 Difference]: Without dead ends: 2286 [2019-11-25 08:50:21,344 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:50:21,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2286 states. [2019-11-25 08:50:21,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2286 to 2127. [2019-11-25 08:50:21,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2127 states. [2019-11-25 08:50:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 2127 states and 2354 transitions. [2019-11-25 08:50:21,420 INFO L78 Accepts]: Start accepts. Automaton has 2127 states and 2354 transitions. Word has length 185 [2019-11-25 08:50:21,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:21,420 INFO L462 AbstractCegarLoop]: Abstraction has 2127 states and 2354 transitions. [2019-11-25 08:50:21,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:50:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2354 transitions. [2019-11-25 08:50:21,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-25 08:50:21,425 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:21,426 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:50:21,426 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:21,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:21,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1003780014, now seen corresponding path program 1 times [2019-11-25 08:50:21,427 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:21,427 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638282829] [2019-11-25 08:50:21,427 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:21,570 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:21,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638282829] [2019-11-25 08:50:21,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:21,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:50:21,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238084550] [2019-11-25 08:50:21,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:50:21,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:21,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:50:21,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:21,572 INFO L87 Difference]: Start difference. First operand 2127 states and 2354 transitions. Second operand 4 states. [2019-11-25 08:50:22,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:22,275 INFO L93 Difference]: Finished difference Result 3829 states and 4242 transitions. [2019-11-25 08:50:22,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:50:22,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 194 [2019-11-25 08:50:22,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:22,283 INFO L225 Difference]: With dead ends: 3829 [2019-11-25 08:50:22,283 INFO L226 Difference]: Without dead ends: 1564 [2019-11-25 08:50:22,285 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:50:22,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2019-11-25 08:50:22,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1563. [2019-11-25 08:50:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1563 states. [2019-11-25 08:50:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1563 states and 1686 transitions. [2019-11-25 08:50:22,312 INFO L78 Accepts]: Start accepts. Automaton has 1563 states and 1686 transitions. Word has length 194 [2019-11-25 08:50:22,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:22,312 INFO L462 AbstractCegarLoop]: Abstraction has 1563 states and 1686 transitions. [2019-11-25 08:50:22,312 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:50:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1686 transitions. [2019-11-25 08:50:22,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-25 08:50:22,316 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:50:22,316 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-25 08:50:22,316 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:50:22,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:22,317 INFO L82 PathProgramCache]: Analyzing trace with hash 36518128, now seen corresponding path program 1 times [2019-11-25 08:50:22,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:22,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581126216] [2019-11-25 08:50:22,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-25 08:50:22,457 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581126216] [2019-11-25 08:50:22,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:50:22,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:50:22,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452928141] [2019-11-25 08:50:22,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:50:22,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:50:22,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:50:22,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:22,462 INFO L87 Difference]: Start difference. First operand 1563 states and 1686 transitions. Second operand 3 states. [2019-11-25 08:50:22,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:50:22,851 INFO L93 Difference]: Finished difference Result 3264 states and 3520 transitions. [2019-11-25 08:50:22,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:50:22,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2019-11-25 08:50:22,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:50:22,852 INFO L225 Difference]: With dead ends: 3264 [2019-11-25 08:50:22,852 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:50:22,855 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:50:22,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:50:22,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:50:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:50:22,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:50:22,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 215 [2019-11-25 08:50:22,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:50:22,856 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:22,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:50:22,856 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:50:22,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:50:22,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:50:23,170 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2019-11-25 08:50:23,365 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,368 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,369 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-25 08:50:23,370 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-25 08:50:23,371 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-25 08:50:23,372 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,373 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:50:23,380 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-25 08:50:23,381 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-25 08:50:23,382 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-25 08:50:23,383 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,384 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:50:23,385 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-25 08:50:23,386 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-25 08:50:23,386 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse8 (= ~a11~0 1))) (let ((.cse2 (= ~a17~0 8)) (.cse5 (= ~a28~0 9)) (.cse3 (not .cse8)) (.cse0 (= ~a28~0 10)) (.cse6 (not .cse7)) (.cse1 (= ~a19~0 1)) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse3) (and .cse6 .cse2 .cse4) (and .cse6 .cse2 .cse3) (and .cse5 .cse7) (and .cse1 .cse7 .cse3) (and .cse0 .cse6 .cse8) (and .cse1 .cse7 .cse4)))) [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-25 08:50:23,387 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-25 08:50:23,388 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,389 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-25 08:50:23,390 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-25 08:50:23,391 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (= ~a25~0 1)) (.cse8 (= ~a11~0 1))) (let ((.cse2 (= ~a17~0 8)) (.cse5 (= ~a28~0 9)) (.cse3 (not .cse8)) (.cse0 (= ~a28~0 10)) (.cse6 (not .cse7)) (.cse1 (= ~a19~0 1)) (.cse4 (not (= ~a28~0 11)))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse3) (and .cse6 .cse2 .cse4) (and .cse6 .cse2 .cse3) (and .cse5 .cse7) (and .cse1 .cse7 .cse3) (and .cse0 .cse6 .cse8) (and .cse1 .cse7 .cse4)))) [2019-11-25 08:50:23,392 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,392 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,394 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-25 08:50:23,394 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-25 08:50:23,394 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-25 08:50:23,395 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,396 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-25 08:50:23,397 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-25 08:50:23,398 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-25 08:50:23,399 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,400 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:50:23,401 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-25 08:50:23,402 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-25 08:50:23,403 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-25 08:50:23,404 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-25 08:50:23,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:50:23 BoogieIcfgContainer [2019-11-25 08:50:23,433 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:50:23,433 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:23,434 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:23,434 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:23,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:13" (3/4) ... [2019-11-25 08:50:23,437 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:50:23,462 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-25 08:50:23,463 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:50:23,599 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_29714a5d-595a-4482-afc8-0c054c77495d/bin/uautomizer/witness.graphml [2019-11-25 08:50:23,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:23,601 INFO L168 Benchmark]: Toolchain (without parser) took 12292.76 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 380.1 MB). Free memory was 944.6 MB in the beginning and 1.3 GB in the end (delta: -332.2 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:23,601 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:23,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:23,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.13 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. [2019-11-25 08:50:23,602 INFO L168 Benchmark]: Boogie Preprocessor took 81.40 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. [2019-11-25 08:50:23,603 INFO L168 Benchmark]: RCFGBuilder took 1336.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:23,603 INFO L168 Benchmark]: TraceAbstraction took 9942.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 995.3 MB in the beginning and 1.3 GB in the end (delta: -305.8 MB). Peak memory consumption was 265.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:23,603 INFO L168 Benchmark]: Witness Printer took 166.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:23,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 686.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.13 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. * Boogie Preprocessor took 81.40 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 1336.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9942.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 995.3 MB in the beginning and 1.3 GB in the end (delta: -305.8 MB). Peak memory consumption was 265.0 MB. Max. memory is 11.5 GB. * Witness Printer took 166.17 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((a28 == 10 && a19 == 1) || ((a17 == 8 && !(a11 == 1)) && !(a28 == 11))) || (a28 == 9 && !(a11 == 1))) || ((!(a25 == 1) && a17 == 8) && !(a28 == 11))) || ((!(a25 == 1) && a17 == 8) && !(a11 == 1))) || (a28 == 9 && a25 == 1)) || ((a19 == 1 && a25 == 1) && !(a11 == 1))) || ((a28 == 10 && !(a25 == 1)) && a11 == 1)) || ((a19 == 1 && a25 == 1) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((a28 == 10 && a19 == 1) || ((a17 == 8 && !(a11 == 1)) && !(a28 == 11))) || (a28 == 9 && !(a11 == 1))) || ((!(a25 == 1) && a17 == 8) && !(a28 == 11))) || ((!(a25 == 1) && a17 == 8) && !(a11 == 1))) || (a28 == 9 && a25 == 1)) || ((a19 == 1 && a25 == 1) && !(a11 == 1))) || ((a28 == 10 && !(a25 == 1)) && a11 == 1)) || ((a19 == 1 && a25 == 1) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 9.8s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 893 SDtfs, 2186 SDslu, 285 SDs, 0 SdLazy, 5734 SolverSat, 861 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 14 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2270occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1866 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 42 NumberOfFragments, 185 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1919 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 592 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1453 NumberOfCodeBlocks, 1453 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1444 ConstructedInterpolants, 0 QuantifiedInterpolants, 728663 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 463/463 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...