./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/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_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/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 d8846d450cde48d303dde7ef14efc4c9754fc420 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:59:51,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:59:51,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:59:51,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:59:51,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:59:51,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:59:51,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:59:51,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:59:51,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:59:51,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:59:51,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:59:51,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:59:51,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:59:51,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:59:51,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:59:51,200 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:59:51,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:59:51,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:59:51,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:59:51,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:59:51,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:59:51,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:59:51,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:59:51,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:59:51,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:59:51,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:59:51,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:59:51,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:59:51,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:59:51,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:59:51,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:59:51,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:59:51,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:59:51,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:59:51,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:59:51,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:59:51,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:59:51,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:59:51,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:59:51,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:59:51,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:59:51,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-15 22:59:51,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:59:51,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:59:51,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:59:51,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:59:51,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:59:51,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:59:51,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:59:51,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:59:51,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 22:59:51,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:59:51,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 22:59:51,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:59:51,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:59:51,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 22:59:51,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:59:51,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:59:51,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:59:51,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:59:51,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:59:51,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:59:51,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:59:51,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 22:59:51,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:59:51,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:59:51,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 22:59:51,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 22:59:51,241 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_0727f14e-cc9e-4437-9232-91cef271ed6d/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 -> d8846d450cde48d303dde7ef14efc4c9754fc420 [2019-11-15 22:59:51,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:59:51,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:59:51,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:59:51,281 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:59:51,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:59:51,282 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-15 22:59:51,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/data/24c2bd857/0b424e71e86742df8a68a7305f962bd0/FLAG660104394 [2019-11-15 22:59:51,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:59:51,953 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-15 22:59:51,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/data/24c2bd857/0b424e71e86742df8a68a7305f962bd0/FLAG660104394 [2019-11-15 22:59:52,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/data/24c2bd857/0b424e71e86742df8a68a7305f962bd0 [2019-11-15 22:59:52,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:59:52,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:59:52,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:59:52,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:59:52,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:59:52,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:59:52" (1/1) ... [2019-11-15 22:59:52,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d86fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:52, skipping insertion in model container [2019-11-15 22:59:52,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:59:52" (1/1) ... [2019-11-15 22:59:52,330 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:59:52,416 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:59:53,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:59:53,128 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:59:53,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:59:53,357 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:59:53,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53 WrapperNode [2019-11-15 22:59:53,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:59:53,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:59:53,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:59:53,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:59:53,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:59:53,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:59:53,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:59:53,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:59:53,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... [2019-11-15 22:59:53,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:59:53,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:59:53,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:59:53,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:59:53,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/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 [2019-11-15 22:59:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 22:59:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:59:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 22:59:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 22:59:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:59:53,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 22:59:53,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 22:59:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 22:59:53,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:59:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:59:54,598 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:59:54,599 INFO L284 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-15 22:59:54,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:59:54 BoogieIcfgContainer [2019-11-15 22:59:54,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:59:54,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:59:54,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:59:54,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:59:54,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:59:52" (1/3) ... [2019-11-15 22:59:54,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59554a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:59:54, skipping insertion in model container [2019-11-15 22:59:54,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:59:53" (2/3) ... [2019-11-15 22:59:54,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59554a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:59:54, skipping insertion in model container [2019-11-15 22:59:54,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:59:54" (3/3) ... [2019-11-15 22:59:54,608 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-15 22:59:54,617 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:59:54,626 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 22:59:54,636 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 22:59:54,660 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:59:54,662 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 22:59:54,662 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:59:54,662 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:59:54,662 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:59:54,662 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:59:54,663 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:59:54,663 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:59:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2019-11-15 22:59:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 22:59:54,686 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:59:54,687 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:59:54,689 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:59:54,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:59:54,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1318227249, now seen corresponding path program 1 times [2019-11-15 22:59:54,701 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:59:54,702 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126916379] [2019-11-15 22:59:54,702 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:54,702 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:54,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:59:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:59:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:59:54,936 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126916379] [2019-11-15 22:59:54,937 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:59:54,937 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 22:59:54,938 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737392697] [2019-11-15 22:59:54,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 22:59:54,943 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:59:54,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:59:54,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:59:54,958 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2019-11-15 22:59:55,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:59:55,054 INFO L93 Difference]: Finished difference Result 167 states and 214 transitions. [2019-11-15 22:59:55,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:59:55,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-11-15 22:59:55,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:59:55,068 INFO L225 Difference]: With dead ends: 167 [2019-11-15 22:59:55,068 INFO L226 Difference]: Without dead ends: 84 [2019-11-15 22:59:55,076 INFO L600 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 [2019-11-15 22:59:55,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-11-15 22:59:55,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-11-15 22:59:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-11-15 22:59:55,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 104 transitions. [2019-11-15 22:59:55,130 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 104 transitions. Word has length 14 [2019-11-15 22:59:55,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:59:55,130 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 104 transitions. [2019-11-15 22:59:55,131 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 22:59:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2019-11-15 22:59:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 22:59:55,132 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:59:55,132 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:59:55,132 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:59:55,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:59:55,132 INFO L82 PathProgramCache]: Analyzing trace with hash -876527953, now seen corresponding path program 1 times [2019-11-15 22:59:55,132 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:59:55,133 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723974568] [2019-11-15 22:59:55,133 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:55,133 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:55,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:59:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:59:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:59:55,250 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723974568] [2019-11-15 22:59:55,250 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:59:55,251 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 22:59:55,251 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345171561] [2019-11-15 22:59:55,252 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 22:59:55,252 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:59:55,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 22:59:55,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 22:59:55,253 INFO L87 Difference]: Start difference. First operand 84 states and 104 transitions. Second operand 4 states. [2019-11-15 22:59:55,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:59:55,329 INFO L93 Difference]: Finished difference Result 171 states and 212 transitions. [2019-11-15 22:59:55,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 22:59:55,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-11-15 22:59:55,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:59:55,331 INFO L225 Difference]: With dead ends: 171 [2019-11-15 22:59:55,331 INFO L226 Difference]: Without dead ends: 90 [2019-11-15 22:59:55,333 INFO L600 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 [2019-11-15 22:59:55,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-15 22:59:55,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2019-11-15 22:59:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-11-15 22:59:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 107 transitions. [2019-11-15 22:59:55,344 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 107 transitions. Word has length 20 [2019-11-15 22:59:55,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:59:55,344 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 107 transitions. [2019-11-15 22:59:55,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 22:59:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2019-11-15 22:59:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 22:59:55,345 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:59:55,346 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:59:55,346 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 22:59:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:59:55,346 INFO L82 PathProgramCache]: Analyzing trace with hash -876468371, now seen corresponding path program 1 times [2019-11-15 22:59:55,347 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:59:55,347 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97189545] [2019-11-15 22:59:55,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:55,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:59:55,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:59:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:59:55,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:59:55,424 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97189545] [2019-11-15 22:59:55,425 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:59:55,425 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:59:55,425 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530520361] [2019-11-15 22:59:55,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 22:59:55,426 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:59:55,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:59:55,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:59:55,426 INFO L87 Difference]: Start difference. First operand 87 states and 107 transitions. Second operand 3 states. [2019-11-15 22:59:55,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:59:55,434 INFO L93 Difference]: Finished difference Result 87 states and 107 transitions. [2019-11-15 22:59:55,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:59:55,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-15 22:59:55,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:59:55,435 INFO L225 Difference]: With dead ends: 87 [2019-11-15 22:59:55,435 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 22:59:55,436 INFO L600 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 [2019-11-15 22:59:55,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 22:59:55,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 22:59:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 22:59:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 22:59:55,437 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-11-15 22:59:55,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:59:55,437 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:59:55,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 22:59:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:59:55,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 22:59:55,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 22:59:55,901 INFO L439 ceAbstractionStarter]: At program point L3223(lines 3222 3224) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,902 INFO L443 ceAbstractionStarter]: For program point L2976(lines 2976 2983) no Hoare annotation was computed. [2019-11-15 22:59:55,902 INFO L439 ceAbstractionStarter]: At program point L3009(lines 2937 3011) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,902 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 22:59:55,902 INFO L446 ceAbstractionStarter]: At program point L2844(lines 2843 2846) the Hoare annotation is: true [2019-11-15 22:59:55,902 INFO L446 ceAbstractionStarter]: At program point L2844-1(lines 2843 2846) the Hoare annotation is: true [2019-11-15 22:59:55,902 INFO L439 ceAbstractionStarter]: At program point L3257-1(lines 3256 3258) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,902 INFO L439 ceAbstractionStarter]: At program point L3257(lines 3256 3258) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3257-3(lines 3256 3258) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3257-2(lines 3256 3258) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3191(lines 3190 3192) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3257-4(lines 3256 3258) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3208(lines 3207 3209) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,903 INFO L446 ceAbstractionStarter]: At program point L3076(lines 3024 3078) the Hoare annotation is: true [2019-11-15 22:59:55,903 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3084) no Hoare annotation was computed. [2019-11-15 22:59:55,903 INFO L439 ceAbstractionStarter]: At program point L3242(lines 2949 2954) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L3242-2(lines 3241 3243) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L3242-1(lines 3241 3243) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L3242-4(lines 3241 3243) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L3242-3(lines 3241 3243) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L3242-5(lines 3241 3243) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 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)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L2747(lines 2743 2749) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,904 INFO L439 ceAbstractionStarter]: At program point L2863(lines 2857 2865) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,905 INFO L439 ceAbstractionStarter]: At program point L3194(lines 2906 2933) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,905 INFO L439 ceAbstractionStarter]: At program point L3227(lines 3226 3228) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,905 INFO L443 ceAbstractionStarter]: For program point L3062(line 3062) no Hoare annotation was computed. [2019-11-15 22:59:55,905 INFO L443 ceAbstractionStarter]: For program point L2996(lines 2996 3000) no Hoare annotation was computed. [2019-11-15 22:59:55,905 INFO L443 ceAbstractionStarter]: For program point L2996-2(lines 2945 3010) no Hoare annotation was computed. [2019-11-15 22:59:55,905 INFO L439 ceAbstractionStarter]: At program point L2732(lines 2728 2734) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,905 INFO L439 ceAbstractionStarter]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,905 INFO L439 ceAbstractionStarter]: At program point L2881(lines 2875 2883) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,906 INFO L439 ceAbstractionStarter]: At program point L2716(lines 2713 2718) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point L3047(line 3047) no Hoare annotation was computed. [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point L2915(lines 2915 2929) no Hoare annotation was computed. [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point L2965(lines 2965 2985) no Hoare annotation was computed. [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point L2965-2(lines 2965 2985) no Hoare annotation was computed. [2019-11-15 22:59:55,906 INFO L439 ceAbstractionStarter]: At program point L3246(lines 3245 3247) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,906 INFO L439 ceAbstractionStarter]: At program point L3246-1(lines 3245 3247) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,906 INFO L443 ceAbstractionStarter]: For program point L3048(lines 3048 3060) no Hoare annotation was computed. [2019-11-15 22:59:55,907 INFO L443 ceAbstractionStarter]: For program point L2917(lines 2917 2921) no Hoare annotation was computed. [2019-11-15 22:59:55,907 INFO L439 ceAbstractionStarter]: At program point L3198(lines 3197 3199) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,907 INFO L439 ceAbstractionStarter]: At program point L3231(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,907 INFO L439 ceAbstractionStarter]: At program point L3198-1(lines 3197 3199) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,907 INFO L446 ceAbstractionStarter]: At program point L3182(lines 3179 3188) the Hoare annotation is: true [2019-11-15 22:59:55,907 INFO L439 ceAbstractionStarter]: At program point L3215(lines 3214 3216) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,907 INFO L443 ceAbstractionStarter]: For program point L3050(lines 3050 3053) no Hoare annotation was computed. [2019-11-15 22:59:55,907 INFO L443 ceAbstractionStarter]: For program point L3083(line 3083) no Hoare annotation was computed. [2019-11-15 22:59:55,907 INFO L443 ceAbstractionStarter]: For program point L3050-2(lines 3048 3059) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L443 ceAbstractionStarter]: For program point L3034(lines 3034 3071) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L439 ceAbstractionStarter]: At program point L3018(lines 3012 3020) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,908 INFO L443 ceAbstractionStarter]: For program point L3035(line 3035) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L439 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)) [2019-11-15 22:59:55,908 INFO L439 ceAbstractionStarter]: At program point L2755(lines 2750 2757) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,908 INFO L443 ceAbstractionStarter]: For program point L3036(lines 3036 3067) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L443 ceAbstractionStarter]: For program point L3069(line 3069) no Hoare annotation was computed. [2019-11-15 22:59:55,908 INFO L439 ceAbstractionStarter]: At program point L3202(lines 3201 3203) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,909 INFO L439 ceAbstractionStarter]: At program point L3235(lines 3234 3236) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,909 INFO L439 ceAbstractionStarter]: At program point L2872(lines 2866 2874) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,909 INFO L439 ceAbstractionStarter]: At program point L2740(lines 2735 2742) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,909 INFO L439 ceAbstractionStarter]: At program point L3219(lines 3218 3220) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,909 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 22:59:55,909 INFO L443 ceAbstractionStarter]: For program point L3038(lines 3038 3064) no Hoare annotation was computed. [2019-11-15 22:59:55,910 INFO L439 ceAbstractionStarter]: At program point L3253(lines 3252 3254) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,910 INFO L443 ceAbstractionStarter]: For program point L2956(lines 2956 2961) no Hoare annotation was computed. [2019-11-15 22:59:55,910 INFO L439 ceAbstractionStarter]: At program point L2890(lines 2884 2892) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,910 INFO L439 ceAbstractionStarter]: At program point L3072(lines 3028 3077) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,910 INFO L443 ceAbstractionStarter]: For program point L3039(line 3039) no Hoare annotation was computed. [2019-11-15 22:59:55,910 INFO L439 ceAbstractionStarter]: At program point L3056(lines 3182 3185) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,910 INFO L443 ceAbstractionStarter]: For program point L2924(lines 2924 2928) no Hoare annotation was computed. [2019-11-15 22:59:55,911 INFO L443 ceAbstractionStarter]: For program point L2924-2(lines 2915 2929) no Hoare annotation was computed. [2019-11-15 22:59:55,911 INFO L439 ceAbstractionStarter]: At program point L3205-1(lines 3204 3206) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,911 INFO L439 ceAbstractionStarter]: At program point L3205(lines 3204 3206) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-15 22:59:55,911 INFO L439 ceAbstractionStarter]: At program point L3205-2(lines 3204 3206) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,911 INFO L443 ceAbstractionStarter]: For program point L3040(lines 3040 3045) no Hoare annotation was computed. [2019-11-15 22:59:55,911 INFO L439 ceAbstractionStarter]: At program point L3239(lines 3238 3240) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-15 22:59:55,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:59:55 BoogieIcfgContainer [2019-11-15 22:59:55,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:59:55,961 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:59:55,962 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:59:55,962 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:59:55,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:59:54" (3/4) ... [2019-11-15 22:59:55,965 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 22:59:55,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-11-15 22:59:55,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-11-15 22:59:55,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-15 22:59:55,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:59:56,100 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0727f14e-cc9e-4437-9232-91cef271ed6d/bin/uautomizer/witness.graphml [2019-11-15 22:59:56,100 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:59:56,102 INFO L168 Benchmark]: Toolchain (without parser) took 3793.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.4 MB in the beginning and 893.1 MB in the end (delta: 50.3 MB). Peak memory consumption was 189.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:59:56,103 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-15 22:59:56,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1048.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:59:56,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.96 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. [2019-11-15 22:59:56,104 INFO L168 Benchmark]: Boogie Preprocessor took 106.76 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. [2019-11-15 22:59:56,104 INFO L168 Benchmark]: RCFGBuilder took 1019.36 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-15 22:59:56,105 INFO L168 Benchmark]: TraceAbstraction took 1359.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 909.2 MB in the end (delta: 97.6 MB). Peak memory consumption was 97.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:59:56,105 INFO L168 Benchmark]: Witness Printer took 138.94 ms. Allocated memory is still 1.2 GB. Free memory was 909.2 MB in the beginning and 893.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:59:56,107 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1048.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -139.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.96 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. * Boogie Preprocessor took 106.76 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 1019.36 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1359.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 909.2 MB in the end (delta: 97.6 MB). Peak memory consumption was 97.6 MB. Max. memory is 11.5 GB. * Witness Printer took 138.94 ms. Allocated memory is still 1.2 GB. Free memory was 909.2 MB in the beginning and 893.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3084]: 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: 2937]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2875]: 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: 3024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2728]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3028]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3207]: 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: 3218]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2743]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3214]: 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: 3222]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3204]: 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: 2866]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3012]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2884]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3197]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3197]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2906]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3226]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3256]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3245]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3201]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3256]: 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: 3256]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3245]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3234]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3252]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3256]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2949]: 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: 3256]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3238]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2843]: 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: 3182]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 78 locations, 1 error locations. Result: SAFE, OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 266 SDtfs, 151 SDslu, 189 SDs, 0 SdLazy, 28 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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=87occurred 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, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 51 ConstructedInterpolants, 0 QuantifiedInterpolants, 1857 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...