./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/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_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/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 2b5424397a42cab6813adfaf837c190e23ba8e0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:26:27,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:26:27,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:26:27,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:26:27,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:26:28,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:26:28,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:26:28,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:26:28,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:26:28,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:26:28,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:26:28,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:26:28,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:26:28,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:26:28,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:26:28,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:26:28,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:26:28,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:26:28,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:26:28,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:26:28,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:26:28,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:26:28,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:26:28,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:26:28,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:26:28,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:26:28,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:26:28,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:26:28,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:26:28,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:26:28,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:26:28,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:26:28,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:26:28,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:26:28,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:26:28,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:26:28,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:26:28,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:26:28,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:26:28,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:26:28,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:26:28,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 05:26:28,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:26:28,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:26:28,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:26:28,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:26:28,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:26:28,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:26:28,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:26:28,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:26:28,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:26:28,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:26:28,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:26:28,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:26:28,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:26:28,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:26:28,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:26:28,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:26:28,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:26:28,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:26:28,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:26:28,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:26:28,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:26:28,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:26:28,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:26:28,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:26:28,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:26:28,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 05:26:28,095 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_f3a9c8af-413b-471d-a431-8146c648f9fe/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 -> 2b5424397a42cab6813adfaf837c190e23ba8e0d [2019-11-20 05:26:28,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:26:28,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:26:28,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:26:28,249 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:26:28,249 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:26:28,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-20 05:26:28,300 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/data/55b316a45/feacd80c31474b7f91ddca6c59b7f6a9/FLAG39ca46e38 [2019-11-20 05:26:28,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:26:28,890 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-20 05:26:28,943 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/data/55b316a45/feacd80c31474b7f91ddca6c59b7f6a9/FLAG39ca46e38 [2019-11-20 05:26:29,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/data/55b316a45/feacd80c31474b7f91ddca6c59b7f6a9 [2019-11-20 05:26:29,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:26:29,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:26:29,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:26:29,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:26:29,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:26:29,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:29" (1/1) ... [2019-11-20 05:26:29,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac5eeaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:29, skipping insertion in model container [2019-11-20 05:26:29,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:29" (1/1) ... [2019-11-20 05:26:29,052 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:26:29,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:26:29,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:26:29,841 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:26:29,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:26:30,000 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:26:30,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30 WrapperNode [2019-11-20 05:26:30,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:26:30,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:26:30,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:26:30,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:26:30,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:26:30,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:26:30,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:26:30,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:26:30,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... [2019-11-20 05:26:30,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:26:30,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:26:30,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:26:30,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:26:30,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/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 [2019-11-20 05:26:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 05:26:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:26:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 05:26:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 05:26:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:26:30,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 05:26:30,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 05:26:30,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:26:30,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:26:30,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:26:31,126 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:26:31,126 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-20 05:26:31,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:31 BoogieIcfgContainer [2019-11-20 05:26:31,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:26:31,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:26:31,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:26:31,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:26:31,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:26:29" (1/3) ... [2019-11-20 05:26:31,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c3fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:26:31, skipping insertion in model container [2019-11-20 05:26:31,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:30" (2/3) ... [2019-11-20 05:26:31,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78c3fe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:26:31, skipping insertion in model container [2019-11-20 05:26:31,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:31" (3/3) ... [2019-11-20 05:26:31,134 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2019-11-20 05:26:31,142 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:26:31,148 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:26:31,158 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:26:31,178 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:26:31,179 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:26:31,179 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:26:31,179 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:26:31,179 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:26:31,179 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:26:31,179 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:26:31,179 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:26:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states. [2019-11-20 05:26:31,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 05:26:31,199 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:26:31,200 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:26:31,200 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:26:31,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:26:31,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1318227249, now seen corresponding path program 1 times [2019-11-20 05:26:31,213 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:26:31,213 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584067280] [2019-11-20 05:26:31,213 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:26:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:26:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:26:31,495 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584067280] [2019-11-20 05:26:31,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:26:31,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:26:31,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393131353] [2019-11-20 05:26:31,501 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:26:31,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:26:31,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:26:31,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:26:31,518 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 3 states. [2019-11-20 05:26:31,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:26:31,607 INFO L93 Difference]: Finished difference Result 167 states and 214 transitions. [2019-11-20 05:26:31,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:26:31,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-11-20 05:26:31,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:26:31,619 INFO L225 Difference]: With dead ends: 167 [2019-11-20 05:26:31,619 INFO L226 Difference]: Without dead ends: 84 [2019-11-20 05:26:31,629 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 [2019-11-20 05:26:31,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-11-20 05:26:31,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-11-20 05:26:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-11-20 05:26:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 104 transitions. [2019-11-20 05:26:31,667 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 104 transitions. Word has length 14 [2019-11-20 05:26:31,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:26:31,667 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 104 transitions. [2019-11-20 05:26:31,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:26:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 104 transitions. [2019-11-20 05:26:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:26:31,668 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:26:31,668 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] [2019-11-20 05:26:31,669 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:26:31,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:26:31,669 INFO L82 PathProgramCache]: Analyzing trace with hash -876527953, now seen corresponding path program 1 times [2019-11-20 05:26:31,669 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:26:31,669 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482918892] [2019-11-20 05:26:31,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:26:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:26:31,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:26:31,778 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482918892] [2019-11-20 05:26:31,778 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:26:31,778 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:26:31,779 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637643079] [2019-11-20 05:26:31,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:26:31,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:26:31,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:26:31,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:26:31,781 INFO L87 Difference]: Start difference. First operand 84 states and 104 transitions. Second operand 4 states. [2019-11-20 05:26:31,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:26:31,851 INFO L93 Difference]: Finished difference Result 171 states and 212 transitions. [2019-11-20 05:26:31,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:26:31,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-11-20 05:26:31,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:26:31,854 INFO L225 Difference]: With dead ends: 171 [2019-11-20 05:26:31,854 INFO L226 Difference]: Without dead ends: 90 [2019-11-20 05:26:31,855 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 [2019-11-20 05:26:31,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-20 05:26:31,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2019-11-20 05:26:31,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-11-20 05:26:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 107 transitions. [2019-11-20 05:26:31,866 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 107 transitions. Word has length 20 [2019-11-20 05:26:31,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:26:31,867 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 107 transitions. [2019-11-20 05:26:31,867 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:26:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2019-11-20 05:26:31,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:26:31,868 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:26:31,868 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] [2019-11-20 05:26:31,868 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:26:31,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:26:31,869 INFO L82 PathProgramCache]: Analyzing trace with hash -876468371, now seen corresponding path program 1 times [2019-11-20 05:26:31,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:26:31,869 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535357054] [2019-11-20 05:26:31,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:26:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:26:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:26:32,011 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535357054] [2019-11-20 05:26:32,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:26:32,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:26:32,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920971444] [2019-11-20 05:26:32,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:26:32,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:26:32,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:26:32,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:26:32,013 INFO L87 Difference]: Start difference. First operand 87 states and 107 transitions. Second operand 3 states. [2019-11-20 05:26:32,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:26:32,034 INFO L93 Difference]: Finished difference Result 87 states and 107 transitions. [2019-11-20 05:26:32,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:26:32,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-20 05:26:32,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:26:32,036 INFO L225 Difference]: With dead ends: 87 [2019-11-20 05:26:32,036 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:26:32,037 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 [2019-11-20 05:26:32,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:26:32,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:26:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:26:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:26:32,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-11-20 05:26:32,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:26:32,040 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:26:32,040 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:26:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:26:32,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:26:32,045 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:26:32,335 INFO L444 ceAbstractionStarter]: For program point L2909(lines 2909 2913) no Hoare annotation was computed. [2019-11-20 05:26:32,335 INFO L440 ceAbstractionStarter]: At program point L3190(lines 3189 3191) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,335 INFO L440 ceAbstractionStarter]: At program point L3223(lines 3222 3224) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,336 INFO L440 ceAbstractionStarter]: At program point L3190-1(lines 3189 3191) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,336 INFO L447 ceAbstractionStarter]: At program point L3174(lines 3171 3180) the Hoare annotation is: true [2019-11-20 05:26:32,336 INFO L440 ceAbstractionStarter]: At program point L3207(lines 3206 3208) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,336 INFO L444 ceAbstractionStarter]: For program point L3042(lines 3042 3045) no Hoare annotation was computed. [2019-11-20 05:26:32,336 INFO L444 ceAbstractionStarter]: For program point L3075(line 3075) no Hoare annotation was computed. [2019-11-20 05:26:32,336 INFO L444 ceAbstractionStarter]: For program point L3042-2(lines 3040 3051) no Hoare annotation was computed. [2019-11-20 05:26:32,337 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:26:32,337 INFO L444 ceAbstractionStarter]: For program point L3026(lines 3026 3063) no Hoare annotation was computed. [2019-11-20 05:26:32,337 INFO L440 ceAbstractionStarter]: At program point L3010(lines 3004 3012) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,337 INFO L444 ceAbstractionStarter]: For program point L3027(line 3027) no Hoare annotation was computed. [2019-11-20 05:26:32,337 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)) [2019-11-20 05:26:32,337 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)) [2019-11-20 05:26:32,338 INFO L444 ceAbstractionStarter]: For program point L3028(lines 3028 3059) no Hoare annotation was computed. [2019-11-20 05:26:32,338 INFO L444 ceAbstractionStarter]: For program point L3061(line 3061) no Hoare annotation was computed. [2019-11-20 05:26:32,338 INFO L440 ceAbstractionStarter]: At program point L3194(lines 3193 3195) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,338 INFO L440 ceAbstractionStarter]: At program point L3227(lines 3226 3228) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,338 INFO L440 ceAbstractionStarter]: At program point L2864(lines 2858 2866) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,338 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)) [2019-11-20 05:26:32,338 INFO L440 ceAbstractionStarter]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,339 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)) [2019-11-20 05:26:32,339 INFO L444 ceAbstractionStarter]: For program point L3030(lines 3030 3056) no Hoare annotation was computed. [2019-11-20 05:26:32,339 INFO L440 ceAbstractionStarter]: At program point L3245(lines 3244 3246) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,339 INFO L444 ceAbstractionStarter]: For program point L2948(lines 2948 2953) no Hoare annotation was computed. [2019-11-20 05:26:32,339 INFO L440 ceAbstractionStarter]: At program point L2882(lines 2876 2884) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,339 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:26:32,339 INFO L440 ceAbstractionStarter]: At program point L3064(lines 3020 3069) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,339 INFO L444 ceAbstractionStarter]: For program point L3031(line 3031) no Hoare annotation was computed. [2019-11-20 05:26:32,339 INFO L440 ceAbstractionStarter]: At program point L3048(lines 3174 3177) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,340 INFO L444 ceAbstractionStarter]: For program point L2916(lines 2916 2920) no Hoare annotation was computed. [2019-11-20 05:26:32,340 INFO L444 ceAbstractionStarter]: For program point L2916-2(lines 2907 2921) no Hoare annotation was computed. [2019-11-20 05:26:32,340 INFO L440 ceAbstractionStarter]: At program point L3197-1(lines 3196 3198) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,340 INFO L440 ceAbstractionStarter]: At program point L3197(lines 3196 3198) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,340 INFO L440 ceAbstractionStarter]: At program point L3197-2(lines 3196 3198) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,340 INFO L444 ceAbstractionStarter]: For program point L3032(lines 3032 3037) no Hoare annotation was computed. [2019-11-20 05:26:32,340 INFO L440 ceAbstractionStarter]: At program point L3231(lines 3230 3232) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,340 INFO L440 ceAbstractionStarter]: At program point L3215(lines 3214 3216) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,341 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:26:32,341 INFO L444 ceAbstractionStarter]: For program point L2968(lines 2968 2975) no Hoare annotation was computed. [2019-11-20 05:26:32,341 INFO L440 ceAbstractionStarter]: At program point L3001(lines 2929 3003) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,341 INFO L447 ceAbstractionStarter]: At program point L2836(lines 2835 2838) the Hoare annotation is: true [2019-11-20 05:26:32,341 INFO L447 ceAbstractionStarter]: At program point L2836-1(lines 2835 2838) the Hoare annotation is: true [2019-11-20 05:26:32,341 INFO L440 ceAbstractionStarter]: At program point L3249-1(lines 3248 3250) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,341 INFO L440 ceAbstractionStarter]: At program point L3249(lines 3248 3250) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,341 INFO L440 ceAbstractionStarter]: At program point L3249-3(lines 3248 3250) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,342 INFO L440 ceAbstractionStarter]: At program point L3249-2(lines 3248 3250) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,342 INFO L440 ceAbstractionStarter]: At program point L3183(lines 3182 3184) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,342 INFO L440 ceAbstractionStarter]: At program point L3249-4(lines 3248 3250) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,342 INFO L440 ceAbstractionStarter]: At program point L3200(lines 3199 3201) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,342 INFO L447 ceAbstractionStarter]: At program point L3068(lines 3016 3070) the Hoare annotation is: true [2019-11-20 05:26:32,342 INFO L440 ceAbstractionStarter]: At program point L3234(lines 2941 2946) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,342 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)) [2019-11-20 05:26:32,343 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)) [2019-11-20 05:26:32,343 INFO L440 ceAbstractionStarter]: At program point L3234-2(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,343 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)) [2019-11-20 05:26:32,343 INFO L440 ceAbstractionStarter]: At program point L3234-4(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,343 INFO L440 ceAbstractionStarter]: At program point L3234-3(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,344 INFO L440 ceAbstractionStarter]: At program point L3234-5(lines 3233 3235) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,344 INFO L440 ceAbstractionStarter]: At program point L2855(lines 2849 2857) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,344 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)) [2019-11-20 05:26:32,344 INFO L440 ceAbstractionStarter]: At program point L3186(lines 2898 2925) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,344 INFO L440 ceAbstractionStarter]: At program point L3219(lines 3218 3220) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,344 INFO L444 ceAbstractionStarter]: For program point L3054(line 3054) no Hoare annotation was computed. [2019-11-20 05:26:32,345 INFO L444 ceAbstractionStarter]: For program point L2988(lines 2988 2992) no Hoare annotation was computed. [2019-11-20 05:26:32,345 INFO L444 ceAbstractionStarter]: For program point L2988-2(lines 2937 3002) no Hoare annotation was computed. [2019-11-20 05:26:32,345 INFO L440 ceAbstractionStarter]: At program point L3203(lines 3202 3204) the Hoare annotation is: (= 1 ~ldv_module_refcounter~0) [2019-11-20 05:26:32,345 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:26:32,345 INFO L440 ceAbstractionStarter]: At program point L2873(lines 2867 2875) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,345 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3076) no Hoare annotation was computed. [2019-11-20 05:26:32,345 INFO L444 ceAbstractionStarter]: For program point L3039(line 3039) no Hoare annotation was computed. [2019-11-20 05:26:32,346 INFO L444 ceAbstractionStarter]: For program point L2907(lines 2907 2921) no Hoare annotation was computed. [2019-11-20 05:26:32,346 INFO L444 ceAbstractionStarter]: For program point L2957(lines 2957 2977) no Hoare annotation was computed. [2019-11-20 05:26:32,346 INFO L444 ceAbstractionStarter]: For program point L2957-2(lines 2957 2977) no Hoare annotation was computed. [2019-11-20 05:26:32,346 INFO L440 ceAbstractionStarter]: At program point L3238(lines 3237 3239) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,346 INFO L440 ceAbstractionStarter]: At program point L3238-1(lines 3237 3239) the Hoare annotation is: (and (= 1 ~ldv_module_refcounter~0) (= ~ldv_state_variable_0~0 1)) [2019-11-20 05:26:32,346 INFO L444 ceAbstractionStarter]: For program point L3040(lines 3040 3052) no Hoare annotation was computed. [2019-11-20 05:26:32,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:26:32 BoogieIcfgContainer [2019-11-20 05:26:32,377 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:26:32,377 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:26:32,377 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:26:32,378 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:26:32,378 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:31" (3/4) ... [2019-11-20 05:26:32,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:26:32,398 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-11-20 05:26:32,400 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-11-20 05:26:32,401 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-20 05:26:32,402 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:26:32,507 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f3a9c8af-413b-471d-a431-8146c648f9fe/bin/uautomizer/witness.graphml [2019-11-20 05:26:32,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:26:32,509 INFO L168 Benchmark]: Toolchain (without parser) took 3472.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 944.7 MB in the beginning and 904.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 191.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,510 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-20 05:26:32,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 963.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.06 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. [2019-11-20 05:26:32,511 INFO L168 Benchmark]: Boogie Preprocessor took 92.07 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,511 INFO L168 Benchmark]: RCFGBuilder took 930.33 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: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,512 INFO L168 Benchmark]: TraceAbstraction took 1248.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 917.9 MB in the end (delta: 94.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,512 INFO L168 Benchmark]: Witness Printer took 130.19 ms. Allocated memory is still 1.2 GB. Free memory was 917.9 MB in the beginning and 904.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:26:32,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 963.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.06 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 92.07 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 930.33 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: 74.3 MB). Peak memory consumption was 74.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1248.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 917.9 MB in the end (delta: 94.2 MB). Peak memory consumption was 94.2 MB. Max. memory is 11.5 GB. * Witness Printer took 130.19 ms. Allocated memory is still 1.2 GB. Free memory was 917.9 MB in the beginning and 904.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3076]: 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: 3020]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3202]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3206]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3004]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 2876]: 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: 2728]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3196]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2898]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2735]: 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: 3218]: 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: 3214]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3196]: 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: 2858]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3196]: 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: 3244]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3248]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2941]: 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: 2750]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3248]: 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: 3189]: 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: 3233]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3174]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter - InvariantResult [Line: 3248]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3237]: 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: 3248]: 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 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3248]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 3237]: 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: 2929]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2867]: 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: 2849]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - InvariantResult [Line: 2713]: Loop Invariant Derived loop invariant: 1 == ldv_module_refcounter && ldv_state_variable_0 == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 78 locations, 1 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, 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, 0.2s 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...