./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-3.c -s /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/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 32bit --witnessprinter.graph.data.programhash 0db572bf30caf92f48b0dba5a9cc25cec23b8ac8 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:25:03,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:25:03,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:25:03,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:25:03,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:25:03,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:25:03,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:25:03,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:25:03,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:25:03,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:25:03,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:25:03,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:25:03,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:25:03,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:25:03,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:25:03,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:25:03,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:25:03,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:25:03,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:25:03,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:25:03,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:25:03,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:25:03,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:25:03,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:25:03,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:25:03,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:25:03,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:25:03,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:25:03,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:25:03,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:25:03,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:25:03,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:25:03,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:25:03,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:25:03,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:25:03,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:25:03,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:25:03,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:25:03,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:25:03,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:25:03,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:25:03,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-29 20:25:03,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:25:03,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:25:03,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 20:25:03,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 20:25:03,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:25:03,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:25:03,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:25:03,292 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:25:03,293 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:25:03,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:25:03,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:25:03,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:25:03,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:25:03,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:25:03,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:25:03,294 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-29 20:25:03,294 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:25:03,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:25:03,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:25:03,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:25:03,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 20:25:03,296 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 20:25:03,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:25:03,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:25:03,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:25:03,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:25:03,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:25:03,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:25:03,297 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 20:25:03,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:25:03,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:25:03,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db572bf30caf92f48b0dba5a9cc25cec23b8ac8 [2020-11-29 20:25:03,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:25:03,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:25:03,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:25:03,633 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:25:03,634 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:25:03,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_abp_1-3.c [2020-11-29 20:25:03,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/data/78bf472a7/c457acdb12dc42b0a50202134411c1ae/FLAG52bb4cdb4 [2020-11-29 20:25:04,388 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:25:04,389 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/sv-benchmarks/c/psyco/psyco_abp_1-3.c [2020-11-29 20:25:04,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/data/78bf472a7/c457acdb12dc42b0a50202134411c1ae/FLAG52bb4cdb4 [2020-11-29 20:25:04,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/data/78bf472a7/c457acdb12dc42b0a50202134411c1ae [2020-11-29 20:25:04,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:25:04,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:25:04,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:25:04,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:25:04,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:25:04,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:25:04" (1/1) ... [2020-11-29 20:25:04,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e5ec952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:04, skipping insertion in model container [2020-11-29 20:25:04,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:25:04" (1/1) ... [2020-11-29 20:25:04,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:25:04,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:25:05,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:25:05,159 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:25:05,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:25:05,384 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:25:05,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05 WrapperNode [2020-11-29 20:25:05,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:25:05,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:25:05,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:25:05,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:25:05,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:25:05,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:25:05,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:25:05,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:25:05,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... [2020-11-29 20:25:05,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:25:05,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:25:05,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:25:05,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:25:05,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:25:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/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 [2020-11-29 20:25:05,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:25:05,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:25:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:25:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:25:07,155 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:25:07,155 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 20:25:07,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:25:07 BoogieIcfgContainer [2020-11-29 20:25:07,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:25:07,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 20:25:07,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 20:25:07,174 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 20:25:07,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:25:07" (1/1) ... [2020-11-29 20:25:07,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:25:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:25:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 106 states and 206 transitions. [2020-11-29 20:25:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 206 transitions. [2020-11-29 20:25:07,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:25:07,247 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2020-11-29 20:25:07,254 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2020-11-29 20:25:07,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:25:07,486 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:25:07,487 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:25:07,487 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:25:07,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 08:25:07 ImpRootNode [2020-11-29 20:25:07,488 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 20:25:07,490 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:25:07,490 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:25:07,491 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:25:07,491 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:25:07" (3/4) ... [2020-11-29 20:25:07,495 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:25:07,527 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 20:25:07,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 20:25:07,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:25:07,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:25:07,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_37c9f132-4c9b-4f81-ab41-30f466651ed4/bin/ukojak/witness.graphml [2020-11-29 20:25:07,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:25:07,588 INFO L168 Benchmark]: Toolchain (without parser) took 2867.98 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 63.2 MB in the beginning and 91.8 MB in the end (delta: -28.6 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,589 INFO L168 Benchmark]: CDTParser took 4.47 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:25:07,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.98 ms. Allocated memory is still 96.5 MB. Free memory was 63.0 MB in the beginning and 63.4 MB in the end (delta: -376.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.23 ms. Allocated memory is still 96.5 MB. Free memory was 63.4 MB in the beginning and 58.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,592 INFO L168 Benchmark]: Boogie Preprocessor took 88.57 ms. Allocated memory is still 96.5 MB. Free memory was 58.3 MB in the beginning and 55.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,595 INFO L168 Benchmark]: RCFGBuilder took 1556.20 ms. Allocated memory is still 96.5 MB. Free memory was 55.0 MB in the beginning and 42.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,596 INFO L168 Benchmark]: CodeCheck took 326.51 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 42.9 MB in the beginning and 94.4 MB in the end (delta: -51.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,600 INFO L168 Benchmark]: Witness Printer took 90.74 ms. Allocated memory is still 132.1 MB. Free memory was 94.4 MB in the beginning and 91.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:25:07,604 INFO L339 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, 106 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 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: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.47 ms. Allocated memory is still 69.2 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 666.98 ms. Allocated memory is still 96.5 MB. Free memory was 63.0 MB in the beginning and 63.4 MB in the end (delta: -376.1 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.23 ms. Allocated memory is still 96.5 MB. Free memory was 63.4 MB in the beginning and 58.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.57 ms. Allocated memory is still 96.5 MB. Free memory was 58.3 MB in the beginning and 55.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1556.20 ms. Allocated memory is still 96.5 MB. Free memory was 55.0 MB in the beginning and 42.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 29.6 MB. Max. memory is 16.1 GB. * CodeCheck took 326.51 ms. Allocated memory was 96.5 MB in the beginning and 132.1 MB in the end (delta: 35.7 MB). Free memory was 42.9 MB in the beginning and 94.4 MB in the end (delta: -51.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Witness Printer took 90.74 ms. Allocated memory is still 132.1 MB. Free memory was 94.4 MB in the beginning and 91.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...