./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9053a59183bda48b00ea35c6720e8fb929c8af09 .................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:30:54,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:30:54,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:30:54,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:30:54,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:30:54,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:30:54,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:30:54,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:30:54,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:30:54,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:30:54,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:30:54,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:30:54,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:30:54,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:30:54,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:30:54,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:30:54,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:30:54,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:30:54,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:30:54,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:30:54,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:30:54,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:30:54,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:30:54,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:30:54,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:30:54,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:30:54,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:30:54,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:30:54,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:30:54,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:30:54,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:30:54,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:30:54,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:30:54,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:30:54,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:30:54,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:30:54,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:30:54,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:30:54,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:30:54,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:30:54,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:30:54,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-11-26 02:30:54,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:30:54,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:30:54,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:30:54,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:30:54,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:30:54,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:30:54,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:30:54,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:30:54,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:30:54,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:30:54,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:30:54,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:30:54,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:30:54,914 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:30:54,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:30:54,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:30:54,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:30:54,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:30:54,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:30:54,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:30:54,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:30:54,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:30:54,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:30:54,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:30:54,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:30:54,916 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:30:54,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:30:54,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:30:54,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 9053a59183bda48b00ea35c6720e8fb929c8af09 [2019-11-26 02:30:55,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:30:55,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:30:55,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:30:55,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:30:55,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:30:55,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/../../sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2019-11-26 02:30:55,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/data/51f378e5d/7d5ef5042e7749a9bf77be67c811b0c6/FLAG16e573e57 [2019-11-26 02:30:55,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:30:55,584 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/sv-benchmarks/c/signedintegeroverflow-regression/ConversionToSignedInt.i [2019-11-26 02:30:55,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/data/51f378e5d/7d5ef5042e7749a9bf77be67c811b0c6/FLAG16e573e57 [2019-11-26 02:30:55,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/data/51f378e5d/7d5ef5042e7749a9bf77be67c811b0c6 [2019-11-26 02:30:55,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:30:55,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:30:55,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:30:55,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:30:55,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:30:55,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:30:55" (1/1) ... [2019-11-26 02:30:55,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6429a288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:55, skipping insertion in model container [2019-11-26 02:30:55,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:30:55" (1/1) ... [2019-11-26 02:30:55,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:30:55,669 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:30:55,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:30:56,000 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:30:56,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:30:56,110 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:30:56,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56 WrapperNode [2019-11-26 02:30:56,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:30:56,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:30:56,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:30:56,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:30:56,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:30:56,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:30:56,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:30:56,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:30:56,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:30:56,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:30:56,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:30:56,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:30:56,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:30:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-11-26 02:30:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:30:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:30:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:30:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:30:56,430 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:30:56,430 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-26 02:30:56,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:30:56 BoogieIcfgContainer [2019-11-26 02:30:56,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:30:56,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:30:56,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:30:56,441 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:30:56,442 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:30:56" (1/1) ... [2019-11-26 02:30:56,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:30:56,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:30:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1 states to 2 states and 1 transitions. [2019-11-26 02:30:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states and 1 transitions. [2019-11-26 02:30:56,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:30:56,497 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-26 02:30:56,504 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-11-26 02:30:56,515 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:30:56,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:30:56 ImpRootNode [2019-11-26 02:30:56,520 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:30:56,520 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:30:56,520 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:30:56,521 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:30:56,521 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:30:56" (3/4) ... [2019-11-26 02:30:56,525 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:30:56,535 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-26 02:30:56,535 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-26 02:30:56,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:30:56,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:30:56,560 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9c7e10e8-3105-4824-880d-8d2a4f7ce9a9/bin/ukojak/witness.graphml [2019-11-26 02:30:56,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:30:56,562 INFO L168 Benchmark]: Toolchain (without parser) took 949.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:30:56,563 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 02:30:56,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -173.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:30:56,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.54 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:30:56,564 INFO L168 Benchmark]: Boogie Preprocessor took 15.69 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. [2019-11-26 02:30:56,565 INFO L168 Benchmark]: RCFGBuilder took 264.63 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:30:56,566 INFO L168 Benchmark]: CodeCheck took 87.78 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. [2019-11-26 02:30:56,566 INFO L168 Benchmark]: Witness Printer took 40.62 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:30:56,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 2 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 495.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -173.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.54 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 264.63 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * CodeCheck took 87.78 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. * Witness Printer took 40.62 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...