./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/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 64bit --witnessprinter.graph.data.programhash 87e27adac98915060e53237657dfc041be38d769 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:51:23,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:51:23,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:51:23,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:51:23,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:51:23,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:51:23,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:51:23,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:51:23,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:51:23,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:51:23,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:51:23,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:51:23,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:51:23,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:51:23,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:51:23,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:51:23,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:51:23,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:51:23,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:51:23,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:51:23,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:51:23,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:51:23,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:51:23,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:51:23,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:51:23,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:51:23,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:51:23,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:51:23,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:51:23,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:51:23,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:51:23,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:51:23,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:51:23,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:51:23,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:51:23,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:51:23,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:51:23,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:51:23,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:51:23,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:51:23,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:51:23,295 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-25 08:51:23,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:51:23,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:51:23,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:51:23,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:51:23,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:51:23,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:51:23,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:51:23,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:51:23,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:51:23,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:51:23,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:51:23,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:51:23,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:51:23,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:51:23,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:51:23,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:51:23,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:51:23,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:51:23,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:51:23,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:51:23,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:51:23,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:51:23,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:51:23,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:51:23,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:51:23,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:51:23,336 INFO L138 SettingsManager]: * To the following directory=dump/ 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_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87e27adac98915060e53237657dfc041be38d769 [2019-11-25 08:51:23,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:51:23,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:51:23,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:51:23,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:51:23,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:51:23,496 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-25 08:51:23,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/data/3654b44c4/c5701a33f0cd46b3bbb4c7b8d77e2d28/FLAG2b0b3c540 [2019-11-25 08:51:24,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:51:24,215 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-25 08:51:24,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/data/3654b44c4/c5701a33f0cd46b3bbb4c7b8d77e2d28/FLAG2b0b3c540 [2019-11-25 08:51:24,346 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/data/3654b44c4/c5701a33f0cd46b3bbb4c7b8d77e2d28 [2019-11-25 08:51:24,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:51:24,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:51:24,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:24,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:51:24,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:51:24,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:24" (1/1) ... [2019-11-25 08:51:24,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@465b102a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:24, skipping insertion in model container [2019-11-25 08:51:24,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:24" (1/1) ... [2019-11-25 08:51:24,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:51:24,442 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:25,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:25,198 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:51:25,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:25,408 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:51:25,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25 WrapperNode [2019-11-25 08:51:25,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:25,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:25,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:51:25,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:51:25,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:25,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:51:25,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:51:25,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:51:25,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... [2019-11-25 08:51:25,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:51:25,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:51:25,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:51:25,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:51:25,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/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 08:51:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 08:51:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:51:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:51:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-25 08:51:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:51:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-25 08:51:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:51:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:51:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:51:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:51:25,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:51:26,674 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:51:26,675 INFO L284 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-25 08:51:26,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:26 BoogieIcfgContainer [2019-11-25 08:51:26,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:51:26,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:51:26,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:51:26,680 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:51:26,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:51:24" (1/3) ... [2019-11-25 08:51:26,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59710edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:51:26, skipping insertion in model container [2019-11-25 08:51:26,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:25" (2/3) ... [2019-11-25 08:51:26,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59710edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:51:26, skipping insertion in model container [2019-11-25 08:51:26,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:26" (3/3) ... [2019-11-25 08:51:26,684 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-25 08:51:26,694 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:51:26,704 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:51:26,716 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:51:26,740 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:51:26,740 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:51:26,740 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:51:26,740 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:51:26,740 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:51:26,740 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:51:26,741 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:51:26,741 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:51:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states. [2019-11-25 08:51:26,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-25 08:51:26,769 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:51:26,770 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:51:26,770 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:51:26,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:26,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1318228049, now seen corresponding path program 1 times [2019-11-25 08:51:26,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:26,784 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798850802] [2019-11-25 08:51:26,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:27,032 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 08:51:27,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798850802] [2019-11-25 08:51:27,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:27,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:51:27,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504650560] [2019-11-25 08:51:27,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:51:27,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:27,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:27,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:27,053 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 3 states. [2019-11-25 08:51:27,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:27,209 INFO L93 Difference]: Finished difference Result 177 states and 234 transitions. [2019-11-25 08:51:27,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:27,211 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-11-25 08:51:27,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:51:27,224 INFO L225 Difference]: With dead ends: 177 [2019-11-25 08:51:27,224 INFO L226 Difference]: Without dead ends: 89 [2019-11-25 08:51:27,227 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 08:51:27,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-11-25 08:51:27,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2019-11-25 08:51:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-11-25 08:51:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2019-11-25 08:51:27,274 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 14 [2019-11-25 08:51:27,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:51:27,275 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2019-11-25 08:51:27,275 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:51:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2019-11-25 08:51:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:51:27,278 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:51:27,278 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] [2019-11-25 08:51:27,279 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:51:27,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:27,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1546121507, now seen corresponding path program 1 times [2019-11-25 08:51:27,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:27,280 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396038364] [2019-11-25 08:51:27,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:27,457 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 08:51:27,458 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396038364] [2019-11-25 08:51:27,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:27,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:51:27,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767075132] [2019-11-25 08:51:27,460 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:51:27,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:27,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:51:27,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:51:27,461 INFO L87 Difference]: Start difference. First operand 89 states and 114 transitions. Second operand 4 states. [2019-11-25 08:51:27,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:27,540 INFO L93 Difference]: Finished difference Result 181 states and 232 transitions. [2019-11-25 08:51:27,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:51:27,541 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-11-25 08:51:27,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:51:27,542 INFO L225 Difference]: With dead ends: 181 [2019-11-25 08:51:27,542 INFO L226 Difference]: Without dead ends: 95 [2019-11-25 08:51:27,543 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:51:27,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-25 08:51:27,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 92. [2019-11-25 08:51:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-11-25 08:51:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 117 transitions. [2019-11-25 08:51:27,561 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 117 transitions. Word has length 22 [2019-11-25 08:51:27,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:51:27,563 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 117 transitions. [2019-11-25 08:51:27,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:51:27,563 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2019-11-25 08:51:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:51:27,565 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:51:27,565 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] [2019-11-25 08:51:27,565 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:51:27,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:27,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1546181089, now seen corresponding path program 1 times [2019-11-25 08:51:27,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:27,567 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054834014] [2019-11-25 08:51:27,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:51:27,679 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 08:51:27,679 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054834014] [2019-11-25 08:51:27,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:51:27,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:51:27,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203306417] [2019-11-25 08:51:27,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:51:27,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:51:27,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:51:27,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:51:27,681 INFO L87 Difference]: Start difference. First operand 92 states and 117 transitions. Second operand 3 states. [2019-11-25 08:51:27,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:51:27,695 INFO L93 Difference]: Finished difference Result 92 states and 117 transitions. [2019-11-25 08:51:27,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:51:27,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-25 08:51:27,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:51:27,696 INFO L225 Difference]: With dead ends: 92 [2019-11-25 08:51:27,696 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:51:27,697 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 08:51:27,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:51:27,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:51:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:51:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:51:27,707 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-11-25 08:51:27,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:51:27,707 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:51:27,707 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:51:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:51:27,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:51:27,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:51:28,028 INFO L444 ceAbstractionStarter]: For program point L3041(lines 3041 3044) no Hoare annotation was computed. [2019-11-25 08:51:28,029 INFO L444 ceAbstractionStarter]: For program point L3041-2(lines 3039 3050) no Hoare annotation was computed. [2019-11-25 08:51:28,029 INFO L444 ceAbstractionStarter]: For program point L3025(lines 3025 3062) no Hoare annotation was computed. [2019-11-25 08:51:28,029 INFO L440 ceAbstractionStarter]: At program point L3009(lines 3003 3011) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,029 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:51:28,030 INFO L440 ceAbstractionStarter]: At program point L3224(lines 3223 3225) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,030 INFO L440 ceAbstractionStarter]: At program point L3191(lines 3190 3192) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,030 INFO L444 ceAbstractionStarter]: For program point L3026(line 3026) no Hoare annotation was computed. [2019-11-25 08:51:28,030 INFO L440 ceAbstractionStarter]: At program point L3208(lines 3207 3209) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,030 INFO L440 ceAbstractionStarter]: At program point L3241(lines 3240 3242) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,030 INFO L444 ceAbstractionStarter]: For program point L3060(line 3060) no Hoare annotation was computed. [2019-11-25 08:51:28,030 INFO L444 ceAbstractionStarter]: For program point L3027(lines 3027 3058) no Hoare annotation was computed. [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L2747-1(lines 2743 2749) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L2747(lines 2743 2749) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L2863(lines 2857 2865) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L3194(lines 3193 3195) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L3194-2(lines 3193 3195) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,031 INFO L440 ceAbstractionStarter]: At program point L3194-1(lines 3193 3195) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,032 INFO L444 ceAbstractionStarter]: For program point L3029(lines 3029 3055) no Hoare annotation was computed. [2019-11-25 08:51:28,032 INFO L440 ceAbstractionStarter]: At program point L2732(lines 2728 2734) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,032 INFO L444 ceAbstractionStarter]: For program point L2947(lines 2947 2952) no Hoare annotation was computed. [2019-11-25 08:51:28,032 INFO L440 ceAbstractionStarter]: At program point L2881(lines 2875 2883) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,032 INFO L440 ceAbstractionStarter]: At program point L3228(lines 3227 3229) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,034 INFO L440 ceAbstractionStarter]: At program point L2716(lines 2713 2718) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,035 INFO L444 ceAbstractionStarter]: For program point L3030(line 3030) no Hoare annotation was computed. [2019-11-25 08:51:28,035 INFO L440 ceAbstractionStarter]: At program point L3063(lines 3019 3068) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,035 INFO L440 ceAbstractionStarter]: At program point L3212(lines 3211 3213) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,035 INFO L440 ceAbstractionStarter]: At program point L3047(lines 3173 3176) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,035 INFO L444 ceAbstractionStarter]: For program point L2915(lines 2915 2919) no Hoare annotation was computed. [2019-11-25 08:51:28,036 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:51:28,036 INFO L444 ceAbstractionStarter]: For program point L2915-2(lines 2906 2920) no Hoare annotation was computed. [2019-11-25 08:51:28,036 INFO L444 ceAbstractionStarter]: For program point L3031(lines 3031 3036) no Hoare annotation was computed. [2019-11-25 08:51:28,036 INFO L440 ceAbstractionStarter]: At program point L3197(lines 3196 3198) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,037 INFO L440 ceAbstractionStarter]: At program point L3231-1(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,037 INFO L440 ceAbstractionStarter]: At program point L3231(lines 2940 2945) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,037 INFO L440 ceAbstractionStarter]: At program point L3231-3(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,037 INFO L440 ceAbstractionStarter]: At program point L3231-2(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,038 INFO L440 ceAbstractionStarter]: At program point L3231-5(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,038 INFO L440 ceAbstractionStarter]: At program point L3231-4(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,038 INFO L440 ceAbstractionStarter]: At program point L3000(lines 2928 3002) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,038 INFO L444 ceAbstractionStarter]: For program point L2967(lines 2967 2974) no Hoare annotation was computed. [2019-11-25 08:51:28,039 INFO L447 ceAbstractionStarter]: At program point L2835-1(lines 2834 2837) the Hoare annotation is: true [2019-11-25 08:51:28,039 INFO L447 ceAbstractionStarter]: At program point L2835(lines 2834 2837) the Hoare annotation is: true [2019-11-25 08:51:28,039 INFO L440 ceAbstractionStarter]: At program point L3182(lines 3181 3183) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,039 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:51:28,039 INFO L447 ceAbstractionStarter]: At program point L3067(lines 3015 3069) the Hoare annotation is: true [2019-11-25 08:51:28,040 INFO L444 ceAbstractionStarter]: For program point L2770(lines 2770 2777) no Hoare annotation was computed. [2019-11-25 08:51:28,040 INFO L444 ceAbstractionStarter]: For program point L2770-2(lines 2770 2777) no Hoare annotation was computed. [2019-11-25 08:51:28,040 INFO L440 ceAbstractionStarter]: At program point L3216(lines 3215 3217) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,040 INFO L444 ceAbstractionStarter]: For program point L2770-1(lines 2770 2777) no Hoare annotation was computed. [2019-11-25 08:51:28,040 INFO L444 ceAbstractionStarter]: For program point L2770-4(lines 2770 2777) no Hoare annotation was computed. [2019-11-25 08:51:28,041 INFO L444 ceAbstractionStarter]: For program point L2770-3(lines 2770 2777) no Hoare annotation was computed. [2019-11-25 08:51:28,041 INFO L440 ceAbstractionStarter]: At program point L3200(lines 3199 3201) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-25 08:51:28,041 INFO L440 ceAbstractionStarter]: At program point L2854(lines 2848 2856) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,041 INFO L440 ceAbstractionStarter]: At program point L3234(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,043 INFO L440 ceAbstractionStarter]: At program point L2755-1(lines 2750 2757) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,043 INFO L440 ceAbstractionStarter]: At program point L2755(lines 2750 2757) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,043 INFO L440 ceAbstractionStarter]: At program point L3234-1(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,043 INFO L440 ceAbstractionStarter]: At program point L3185(lines 2897 2924) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,044 INFO L444 ceAbstractionStarter]: For program point L3053(line 3053) no Hoare annotation was computed. [2019-11-25 08:51:28,044 INFO L444 ceAbstractionStarter]: For program point L2987(lines 2987 2991) no Hoare annotation was computed. [2019-11-25 08:51:28,044 INFO L444 ceAbstractionStarter]: For program point L2987-2(lines 2936 3001) no Hoare annotation was computed. [2019-11-25 08:51:28,044 INFO L440 ceAbstractionStarter]: At program point L2872(lines 2866 2874) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,044 INFO L440 ceAbstractionStarter]: At program point L2740(lines 2735 2742) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,045 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:51:28,045 INFO L444 ceAbstractionStarter]: For program point L3038(line 3038) no Hoare annotation was computed. [2019-11-25 08:51:28,045 INFO L444 ceAbstractionStarter]: For program point L2906(lines 2906 2920) no Hoare annotation was computed. [2019-11-25 08:51:28,045 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3075) no Hoare annotation was computed. [2019-11-25 08:51:28,045 INFO L440 ceAbstractionStarter]: At program point L3220(lines 3219 3221) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,045 INFO L444 ceAbstractionStarter]: For program point L2956(lines 2956 2976) no Hoare annotation was computed. [2019-11-25 08:51:28,046 INFO L444 ceAbstractionStarter]: For program point L2956-2(lines 2956 2976) no Hoare annotation was computed. [2019-11-25 08:51:28,046 INFO L440 ceAbstractionStarter]: At program point L3204(lines 3203 3205) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,046 INFO L444 ceAbstractionStarter]: For program point L3039(lines 3039 3051) no Hoare annotation was computed. [2019-11-25 08:51:28,047 INFO L440 ceAbstractionStarter]: At program point L3188(lines 3187 3189) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,047 INFO L440 ceAbstractionStarter]: At program point L3188-1(lines 3187 3189) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,047 INFO L444 ceAbstractionStarter]: For program point L2908(lines 2908 2912) no Hoare annotation was computed. [2019-11-25 08:51:28,049 INFO L440 ceAbstractionStarter]: At program point L2776(lines 2763 2779) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,049 INFO L440 ceAbstractionStarter]: At program point L2776-2(lines 2763 2779) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,050 INFO L440 ceAbstractionStarter]: At program point L2776-1(lines 2763 2779) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,050 INFO L440 ceAbstractionStarter]: At program point L2776-4(lines 2763 2779) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,050 INFO L440 ceAbstractionStarter]: At program point L2776-3(lines 2763 2779) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-25 08:51:28,050 INFO L447 ceAbstractionStarter]: At program point L3173(lines 3170 3179) the Hoare annotation is: true [2019-11-25 08:51:28,050 INFO L444 ceAbstractionStarter]: For program point L3074(line 3074) no Hoare annotation was computed. [2019-11-25 08:51:28,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:51:28 BoogieIcfgContainer [2019-11-25 08:51:28,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:51:28,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:51:28,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:51:28,107 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:51:28,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:26" (3/4) ... [2019-11-25 08:51:28,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:51:28,136 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2019-11-25 08:51:28,137 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-11-25 08:51:28,139 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-25 08:51:28,140 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:51:28,282 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dbdb2b02-8c56-4de0-b000-bc14edc80d1e/bin/uautomizer/witness.graphml [2019-11-25 08:51:28,283 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:51:28,284 INFO L168 Benchmark]: Toolchain (without parser) took 3934.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 939.3 MB in the beginning and 899.8 MB in the end (delta: 39.5 MB). Peak memory consumption was 207.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,285 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:28,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1058.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,285 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.70 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,286 INFO L168 Benchmark]: Boogie Preprocessor took 100.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:51:28,286 INFO L168 Benchmark]: RCFGBuilder took 1060.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,286 INFO L168 Benchmark]: TraceAbstraction took 1428.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 919.3 MB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,287 INFO L168 Benchmark]: Witness Printer took 176.49 ms. Allocated memory is still 1.2 GB. Free memory was 919.3 MB in the beginning and 899.8 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:51:28,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1058.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.70 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1060.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.6 MB). Peak memory consumption was 85.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1428.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 919.3 MB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. * Witness Printer took 176.49 ms. Allocated memory is still 1.2 GB. Free memory was 919.3 MB in the beginning and 899.8 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3075]: 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: 3003]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2875]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2857]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2897]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3203]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3181]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3199]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2728]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3207]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3196]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2735]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3173]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3240]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2743]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2743]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2750]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3193]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3193]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2750]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2928]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2866]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3211]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3219]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3215]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2848]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3193]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3230]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3223]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3190]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3019]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2940]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3187]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3187]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2713]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3227]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 83 locations, 1 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 296 SDtfs, 169 SDslu, 209 SDs, 0 SdLazy, 28 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 103 NumberOfFragments, 298 HoareAnnotationTreeSize, 50 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 50 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 2189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...